1989 airports ยท 637 with scheduled flights
United States Airport Code: ORD (Chicago O'Hare International Airport)
The main airport of United States is ORD, serving Chicago. Below, every airport with its IATA and ICAO code; scheduled-service airports first.
| Airport | IATA | ICAO / ident | City | Type |
|---|---|---|---|---|
| Aberdeen Regional Airport Flights | ABR | KABR | Aberdeen | Regional airport |
| Abilene Regional Airport Flights | ABI | KABI | Abilene | Regional airport |
| Abraham Lincoln Capital Airport Flights | SPI | KSPI | Springfield | Regional airport |
| Adak Airport Flights | ADK | PADK | Adak | Regional airport |
| Adirondack Regional Airport Flights | SLK | KSLK | Saranac Lake | Regional airport |
| Akhiok Airport Flights | AKK | PAKH | Akhiok | Small airport |
| Akiachak Airport Flights | KKI | PFZK | Akiachak | Small airport |
| Akiak Airport Flights | AKI | PFAK | Akiak | Small airport |
| Akron Canton Regional Airport Flights | CAK | KCAK | Akron | Regional airport |
| Akutan Airport Flights | KQA | PAUT | Akutan | Small airport |
| Alakanuk Airport Flights | AUK | PAUK | Alakanuk | Small airport |
| Albany International Airport Flights | ALB | KALB | Albany | Major international airport |
| Albert J Ellis Airport Flights | OAJ | KOAJ | Richlands | Regional airport |
| Albuquerque International Sunport Flights | ABQ | KABQ | Albuquerque | Major international airport |
| Aleknagik / New Airport Flights | WKK | 5A8 | Aleknagik | Regional airport |
| Alexandria International Airport Flights | AEX | KAEX | Alexandria | Regional airport |
| Allakaket Airport Flights | AET | PFAL | Allakaket | Small airport |
| Alliance Municipal Airport Flights | AIA | KAIA | Alliance | Regional airport |
| Alpena County Regional Airport Flights | APN | KAPN | Alpena | Regional airport |
| Altoona Blair County Airport Flights | AOO | KAOO | Altoona | Regional airport |
| Ambler Airport Flights | ABL | PAFM | Ambler | Regional airport |
| Anacortes Airport Flights | OTS | K74S | Anacortes | Small airport |
| Anaktuvuk Pass Airport Flights | AKP | PAKP | Anaktuvuk Pass | Regional airport |
| Aniak Airport Flights | ANI | PANI | Aniak | Regional airport |
| Anvik Airport Flights | ANV | PANV | Anvik | Regional airport |
| Appleton International Airport Flights | ATW | KATW | Appleton | Regional airport |
| Arctic Village Airport Flights | ARC | PARC | Arctic Village | Regional airport |
| Arnold Palmer Regional Airport Flights | LBE | KLBE | Latrobe | Regional airport |
| Asheville Regional Airport Flights | AVL | KAVL | Asheville | Regional airport |
| Aspen-Pitkin County Airport (Sardy Field) Flights | ASE | KASE | Aspen | Regional airport |
| Atka Airport Flights | AKB | PAAK | Atka | Small airport |
| Atlantic City International Airport Flights | ACY | KACY | Atlantic City | Regional airport |
| Atmautluak Airport Flights | ATT | 4A2 | Atmautluak | Small airport |
| Atqasuk Edward Burnell Sr Memorial Airport Flights | ATK | PATQ | Atqasuk | Regional airport |
| Augusta Regional At Bush Field Flights | AGS | KAGS | Augusta | Regional airport |
| Augusta State Airport Flights | AUG | KAUG | Augusta | Regional airport |
| Austin Bergstrom International Airport Flights | AUS | KAUS | Austin | Major international airport |
| Austin Straubel International Airport Flights | GRB | KGRB | Green Bay | Regional airport |
| Baltimore/Washington International Thurgood Marshall Airport Flights | BWI | KBWI | Baltimore | Major international airport |
| Bangor International Airport Flights | BGR | KBGR | Bangor | Regional airport |
| Barkley Regional Airport Flights | PAH | KPAH | Paducah | Regional airport |
| Barter Island Long Range Radar Station Airport Flights | BTI | PABA | Barter Island | Regional airport |
| Baton Rouge Metropolitan Airport Flights | BTR | KBTR | Baton Rouge | Regional airport |
| Beaver Airport Flights | WBQ | PAWB | Beaver | Small airport |
| Bellingham International Airport Flights | BLI | KBLI | Bellingham | Regional airport |
| Bert Mooney Airport Flights | BTM | KBTM | Butte | Regional airport |
| Bethel Airport Flights | BET | PABE | Bethel | Regional airport |
| Bettles Airport Flights | BTT | PABT | Bettles | Small airport |
| Bill & Hillary Clinton National Airport/Adams Field Flights | LIT | KLIT | Little Rock | Regional airport |
| Billings Logan International Airport Flights | BIL | KBIL | Billings | Regional airport |
| Birch Creek Airport Flights | KBC | Z91 | Birch Creek | Small airport |
| Birmingham-Shuttlesworth International Airport Flights | BHM | KBHM | Birmingham | Major international airport |
| Bishop International Airport Flights | FNT | KFNT | Flint | Regional airport |
| Bismarck Municipal Airport Flights | BIS | KBIS | Bismarck | Regional airport |
| Blakely Island Airport Flights | BYW | 38WA | Blakely Island | Small airport |
| Block Island State Airport Flights | BID | KBID | Block Island | Small airport |
| Blue Grass Airport Flights | LEX | KLEX | Lexington | Regional airport |
| Bob Baker Memorial Airport Flights | IAN | PAIK | Kiana | Regional airport |
| Boise Air Terminal/Gowen Field Flights | BOI | KBOI | Boise | Major international airport |
| Boone County Airport Flights | HRO | KHRO | Harrison | Regional airport |
| Boston Logan International Airport Flights | BOS | KBOS | Boston | Major international airport |
| Boulder City Municipal Airport Flights | BLD | KBVU | Boulder City | Regional airport |
| Bozeman Yellowstone International Airport Flights | BZN | KBZN | Bozeman | Regional airport |
| Bradford Regional Airport Flights | BFD | KBFD | Bradford | Regional airport |
| Bradley International Airport Flights | BDL | KBDL | Hartford | Major international airport |
| Brainerd Lakes Regional Airport Flights | BRD | KBRD | Brainerd | Regional airport |
| Branson Airport Flights | BKG | KBBG | Branson | Regional airport |
| Brevig Mission Airport Flights | KTS | PFKT | Brevig Mission | Small airport |
| Brownsville South Padre Island International Airport Flights | BRO | KBRO | Brownsville | Regional airport |
| Brunswick Golden Isles Airport Flights | BQK | KBQK | Brunswick | Regional airport |
| Buchanan Field Flights | CCR | KCCR | Concord | Regional airport |
| Buckland Airport Flights | BKC | PABL | Buckland | Small airport |
| Buffalo Niagara International Airport Flights | BUF | KBUF | Buffalo | Major international airport |
| California Redwood Coast-Humboldt County Airport Flights | ACV | KACV | Arcata/Eureka | Regional airport |
| Canyonlands Regional Airport Flights | CNY | KCNY | Moab | Regional airport |
| Cape Cod Gateway Airport Flights | HYA | KHYA | Hyannis | Regional airport |
| Cape Girardeau Regional Airport Flights | CGI | KCGI | Cape Girardeau | Regional airport |
| Cape Lisburne LRRS Airport Flights | LUR | PALU | Cape Lisburne | Regional airport |
| Capital Region International Airport Flights | LAN | KLAN | Lansing | Regional airport |
| Casper-Natrona County International Airport Flights | CPR | KCPR | Casper | Regional airport |
| Cavern City Air Terminal Flights | CNM | KCNM | Carlsbad | Regional airport |
| Cedar City Regional Airport Flights | CDC | KCDC | Cedar City | Regional airport |
| Center Island Airport Flights | CWS | 78WA | Center Island | Small airport |
| Central Airport Flights | CEM | PACE | Central | Small airport |
| Central Illinois Regional Airport at Bloomington-Normal Flights | BMI | KBMI | Bloomington/Normal | Regional airport |
| Central Nebraska Regional Airport Flights | GRI | KGRI | Grand Island | Regional airport |
| Central Wisconsin Airport Flights | CWA | KCWA | Mosinee | Regional airport |
| Central Wyoming Regional Airport Flights | RIW | KRIW | Riverton | Regional airport |
| Chadron Municipal Airport Flights | CDR | KCDR | Chadron | Regional airport |
| Chalkyitsik Airport Flights | CIK | PACI | Chalkyitsik | Small airport |
| Charles M. Schulz Sonoma County Airport Flights | STS | KSTS | Santa Rosa | Regional airport |
| Charleston International Airport Flights | CHS | KCHS | Charleston | Major international airport |
| Charlotte Douglas International Airport Flights | CLT | KCLT | Charlotte | Major international airport |
| Charlottesville Albemarle Airport Flights | CHO | KCHO | Charlottesville | Regional airport |
| Chattanooga Metropolitan Airport (Lovell Field) Flights | CHA | KCHA | Chattanooga | Regional airport |
| Chefornak Airport Flights | CYF | PACK | Chefornak | Small airport |
| Chenega Bay Airport Flights | NCN | PFCB | Chenega | Small airport |
| Cherry Capital Airport Flights | TVC | KTVC | Traverse City | Regional airport |
| Chevak Airport Flights | VAK | PAVA | Chevak | Small airport |
| Cheyenne Regional Jerry Olson Field Flights | CYS | KCYS | Cheyenne | Regional airport |
| Chicago Midway International Airport Flights | MDW | KMDW | Chicago | Major international airport |
| Chicago O'Hare International Airport Flights | ORD | KORD | Chicago | Major international airport |
| Chicago Rockford International Airport Flights | RFD | KRFD | Chicago/Rockford | Regional airport |
| Chicken Airport Flights | CKX | CKX | Chicken | Small airport |
| Chignik Airport Flights | KCG | PAJC | Chignik | Small airport |
| Chignik Lake Airport Flights | KCQ | A79 | Chignik Lake | Small airport |
| Chippewa County International Airport Flights | CIU | KCIU | Kincheloe | Regional airport |
| Chippewa Valley Regional Airport Flights | EAU | KEAU | Eau Claire | Regional airport |
| Chuathbaluk Airport Flights | CHU | PACH | Chuathbaluk | Small airport |
| Cincinnati Municipal Airport Lunken Field Flights | LUK | KLUK | Cincinnati | Regional airport |
| Cincinnati Northern Kentucky International Airport Flights | CVG | KCVG | Cincinnati / Covington | Major international airport |
| Circle City (New) Airport Flights | IRC | PACR | Circle | Small airport |
| City of Colorado Springs Municipal Airport Flights | COS | KCOS | Colorado Springs | Major international airport |
| Clarks Point Airport Flights | CLP | PFCL | Clarks Point | Small airport |
| Cleveland Hopkins International Airport Flights | CLE | KCLE | Cleveland | Major international airport |
| Clovis Municipal Airport Flights | CVN | KCVN | Clovis | Regional airport |
| Coastal Carolina Regional Airport Flights | EWN | KEWN | New Bern | Regional airport |
| Cold Bay Airport Flights | CDB | PACD | Cold Bay | Regional airport |
| Columbia Metropolitan Airport Flights | CAE | KCAE | Columbia | Regional airport |
| Columbia Regional Airport Flights | COU | KCOU | Columbia | Regional airport |
| Columbus Airport Flights | CSG | KCSG | Columbus | Regional airport |
| Concord-Padgett Regional Airport Flights | USA | KJQF | Concord | Regional airport |
| Corpus Christi International Airport Flights | CRP | KCRP | Corpus Christi | Regional airport |
| Cortez Municipal Airport Flights | CEZ | KCEZ | Cortez | Regional airport |
| Crooked Creek Airport Flights | CKD | PACJ | Crooked Creek | Small airport |
| Dallas Fort Worth International Airport Flights | DFW | KDFW | Dallas-Fort Worth | Major international airport |
| Dallas Love Field Flights | DAL | KDAL | Dallas | Major international airport |
| Dane County Regional Truax Field Flights | MSN | KMSN | Madison | Regional airport |
| Daniel K. Inouye International Airport Flights | HNL | PHNL | Honolulu, Oahu | Major international airport |
| Dawson Community Airport Flights | GDV | KGDV | Glendive | Regional airport |
| Daytona Beach International Airport Flights | DAB | KDAB | Daytona Beach | Regional airport |
| DeKalb Peachtree Airport Flights | PDK | KPDK | Atlanta | Regional airport |
| Deadhorse Airport Flights | SCC | PASC | Deadhorse | Regional airport |
| Decatur Airport Flights | DEC | KDEC | Decatur | Regional airport |
| Decatur Shores Airport Flights | DTR | WN07 | Decatur | Small airport |
| Deering Airport Flights | DRG | PADE | Deering | Regional airport |
| Delta County Airport Flights | ESC | KESC | Escanaba | Regional airport |
| Denver International Airport Flights | DEN | KDEN | Denver | Major international airport |
| Des Moines International Airport Flights | DSM | KDSM | Des Moines | Major international airport |
| Destin Executive Airport Flights | DSI | KDTS | Destin | Regional airport |
| Destin-Fort Walton Beach Airport Flights | VPS | KVPS | Valparaiso | Regional airport |
| Detroit Metropolitan Wayne County Airport Flights | DTW | KDTW | Detroit | Major international airport |
| Devils Lake Regional Airport Flights | DVL | KDVL | Devils Lake | Regional airport |
| Dickinson Theodore Roosevelt Regional Airport Flights | DIK | KDIK | Dickinson | Regional airport |
| Dillingham Airport Flights | DLG | PADL | Dillingham | Regional airport |
| Dodge City Regional Airport Flights | DDC | KDDC | Dodge City | Regional airport |
| Dothan Regional Airport Flights | DHN | KDHN | Dothan | Regional airport |
| Dover Civil Air Terminal/Dover Air Force Base Flights | DOV | KDOV | Dover | Regional airport |
| DuBois Regional Airport Flights | DUJ | KDUJ | Dubois | Regional airport |
| Dubuque Regional Airport Flights | DBQ | KDBQ | Dubuque | Regional airport |
| Duluth International Airport Flights | DLH | KDLH | Duluth | Regional airport |
| Durango La Plata County Airport Flights | DRO | KDRO | Durango | Regional airport |
| Eagle Airport Flights | EAA | PAEG | Eagle | Small airport |
| Eagle County Regional Airport Flights | EGE | KEGE | Eagle | Regional airport |
| East Texas Regional Airport Flights | GGG | KGGG | Longview | Regional airport |
| Eastern Oregon Regional Airport at Pendleton Flights | PDT | KPDT | Pendleton | Regional airport |
| Eastern Sierra Regional Airport Flights | BIH | KBIH | Bishop | Regional airport |
| Easterwood Field Flights | CLL | KCLL | College Station | Regional airport |
| Edward G. Pitka Sr Airport Flights | GAL | PAGA | Galena | Regional airport |
| Eek Airport Flights | EEK | PAEE | Eek | Small airport |
| Egegik Airport Flights | EGX | PAII | Egegik | Regional airport |
| El Paso International Airport Flights | ELP | KELP | El Paso | Major international airport |
| Elim Airport Flights | ELI | PFEL | Elim | Small airport |
| Elko Regional Airport Flights | EKO | KEKO | Elko | Regional airport |
| Ellison Onizuka Kona International Airport at Keฤhole Flights | KOA | PHKO | Kailua-Kona | Major international airport |
| Elmira Corning Regional Airport Flights | ELM | KELM | Elmira/Corning | Regional airport |
| Emmonak Airport Flights | EMK | PAEM | Emmonak | Regional airport |
| Eppley Airfield Flights | OMA | KOMA | Omaha | Major international airport |
| Erie International Tom Ridge Field Flights | ERI | KERI | Erie | Regional airport |
| Eugene Airport Flights | EUG | KEUG | Eugene | Regional airport |
| Eugene F. Kranz Toledo Express Airport Flights | TOL | KTOL | Toledo | Regional airport |
| Evansville Regional Airport Flights | EVV | KEVV | Evansville | Regional airport |
| Fairbanks International Airport Flights | FAI | PAFA | Fairbanks | Regional airport |
| Falls International Airport Flights | INL | KINL | International Falls | Regional airport |
| False Pass Airport Flights | KFP | PAKF | False Pass | Small airport |
| Fayetteville Regional Airport - Grannis Field Flights | FAY | KFAY | Fayetteville | Regional airport |
| Flagstaff Pulliam Airport Flights | FLG | KFLG | Flagstaff | Regional airport |
| Florence Regional Airport Flights | FLO | KFLO | Florence | Regional airport |
| Ford Airport Flights | IMT | KIMT | Kingsford | Regional airport |
| Fort Dodge Regional Airport Flights | FOD | KFOD | Fort Dodge | Regional airport |
| Fort Lauderdale Hollywood International Airport Flights | FLL | KFLL | Fort Lauderdale | Major international airport |
| Fort Smith Regional Airport Flights | FSM | KFSM | Fort Smith | Regional airport |
| Fort Wayne International Airport Flights | FWA | KFWA | Fort Wayne | Regional airport |
| Fort Worth Meacham International Airport Flights | FTW | KFTW | Fort Worth | Regional airport |
| Fort Yukon Airport Flights | FYU | PFYU | Fort Yukon | Regional airport |
| Frederick Douglass Greater Rochester International Airport Flights | ROC | KROC | Rochester | Major international airport |
| Frederick W. Smith International Airport Flights | MEM | KMEM | Memphis | Major international airport |
| Fresno Yosemite International Airport Flights | FAT | KFAT | Fresno | Major international airport |
| Friday Harbor Airport Flights | FRD | KFHR | Friday Harbor | Regional airport |
| Friedman Memorial Airport Flights | SUN | KSUN | Hailey | Regional airport |
| Gainesville Regional Airport Flights | GNV | KGNV | Gainesville | Regional airport |
| Gallup Municipal Airport Flights | GUP | KGUP | Gallup | Regional airport |
| Gambell Airport Flights | GAM | PAGM | Gambell | Regional airport |
| Garden City Regional Airport Flights | GCK | KGCK | Garden City | Regional airport |
| Gary/Chicago International Airport Flights | GYY | KGYY | Gary | Regional airport |
| General Mitchell International Airport Flights | MKE | KMKE | Milwaukee | Major international airport |
| General Wayne A. Downing Peoria International Airport Flights | PIA | KPIA | Peoria | Regional airport |
| George Bush Intercontinental Airport Flights | IAH | KIAH | Houston | Major international airport |
| Gerald R. Ford International Airport Flights | GRR | KGRR | Grand Rapids | Major international airport |
| Glacier Park International Airport Flights | FCA | KGPI | Kalispell | Regional airport |
| Glasgow Valley County Airport Wokal Field Flights | GGW | KGGW | Glasgow | Regional airport |
| Gogebic Iron County Airport Flights | IWD | KIWD | Ironwood | Small airport |
| Golden Triangle Regional Airport Flights | GTR | KGTR | Columbus/W Point/Starkville | Regional airport |
| Golovin Airport Flights | GLV | PAGL | Golovin | Small airport |
| Goodnews Airport Flights | GNU | GNU | Goodnews | Small airport |
| Grand Canyon National Park Airport Flights | GCN | KGCN | Grand Canyon - Tusayan | Regional airport |
| Grand Forks International Airport Flights | GFK | KGFK | Grand Forks | Regional airport |
| Grand Junction Regional Airport Flights | GJT | KGJT | Grand Junction | Regional airport |
| Grant County Airport Flights | SVC | KSVC | Silver City | Regional airport |
| Grayling Airport Flights | KGX | PAGX | Grayling | Small airport |
| Great Falls International Airport Flights | GTF | KGTF | Great Falls | Regional airport |
| Greater Binghamton/Edwin A Link field Flights | BGM | KBGM | Binghamton | Regional airport |
| Greenbrier Valley Airport Flights | LWB | KLWB | Lewisburg | Regional airport |
| Greenville-Spartanburg International Airport Flights | GSP | KGSP | Greenville/Greer/Spartanburg | Regional airport |
| Gulfport Biloxi International Airport Flights | GPT | KGPT | Gulfport | Regional airport |
| Gulkana Airport Flights | GKN | PAGK | Gulkana | Regional airport |
| Gunnison Crested Butte Regional Airport Flights | GUC | KGUC | Gunnison | Regional airport |
| Gustavus Airport Flights | GST | PAGS | Gustavus | Regional airport |
| Hagerstown Regional Richard A Henson Field Flights | HGR | KHGR | Hagerstown | Regional airport |
| Haines Airport Flights | HNS | PAHN | Haines | Regional airport |
| Hana Airport Flights | HNM | PHHN | Hana | Regional airport |
| Hancock County-Bar Harbor Airport Flights | BHB | KBHB | Bar Harbor | Regional airport |
| Harrisburg International Airport Flights | MDT | KMDT | Harrisburg | Regional airport |
| Harry Reid International Airport Flights | LAS | KLAS | Las Vegas | Major international airport |
| Hartsfield Jackson Atlanta International Airport Flights | ATL | KATL | Atlanta | Major international airport |
| Hattiesburg Laurel Regional Airport Flights | PIB | KPIB | Moselle | Regional airport |
| Havre City County Airport Flights | HVR | KHVR | Havre | Regional airport |
| Hays Regional Airport Flights | HYS | KHYS | Hays | Regional airport |
| Hector International Airport Flights | FAR | KFAR | Fargo | Regional airport |
| Helena Regional Airport Flights | HLN | KHLN | Helena | Regional airport |
| Hilo International Airport Flights | ITO | PHTO | Hilo | Regional airport |
| Hilton Head Airport Flights | HHH | KHXD | Hilton Head Island | Regional airport |
| Hollywood Burbank/Bob Hope Airport Flights | BUR | KBUR | Burbank | Major international airport |
| Holy Cross Airport Flights | HCR | PAHC | Holy Cross | Regional airport |
| Homer Airport Flights | HOM | PAHO | Homer | Regional airport |
| Hoonah Airport Flights | HNH | PAOH | Hoonah | Small airport |
| Hooper Bay Airport Flights | HPB | PAHP | Hooper Bay | Small airport |
| Houghton County Memorial Airport Flights | CMX | KCMX | Hancock | Regional airport |
| Hughes Airport Flights | HUS | PAHU | Hughes | Small airport |
| Huntsville International Airport Flights | HSV | KHSV | Huntsville | Regional airport |
| Huslia Airport Flights | HSL | PAHL | Huslia | Regional airport |
| Idaho Falls Regional Airport Flights | IDA | KIDA | Idaho Falls | Regional airport |
| Igiugig Airport Flights | IGG | PAIG | Igiugig | Small airport |
| Iliamna Airport Flights | ILI | PAIL | Iliamna | Regional airport |
| Imperial County Airport Flights | IPL | KIPL | Imperial | Regional airport |
| Indian Mountain LRRS Airport Flights | UTO | PAIM | Utopia Creek | Regional airport |
| Indianapolis International Airport Flights | IND | KIND | Indianapolis | Major international airport |
| Ithaca Tompkins Regional Airport Flights | ITH | KITH | Ithaca | Regional airport |
| Jack Brooks Regional Airport Flights | BPT | KBPT | Beaumont/Port Arthur | Regional airport |
| Jack Mc Namara Field Airport Flights | CEC | KCEC | Crescent City | Regional airport |
| Jack Northrop Field Hawthorne Municipal Airport Flights | HHR | KHHR | Hawthorne | Regional airport |
| Jackson Hole Airport Flights | JAC | KJAC | Jackson | Regional airport |
| Jackson-Medgar Wiley Evers International Airport Flights | JAN | KJAN | Jackson | Regional airport |
| Jacksonville International Airport Flights | JAX | KJAX | Jacksonville | Major international airport |
| James M. Cox Dayton International Airport Flights | DAY | KDAY | Dayton | Regional airport |
| Jamestown Regional Airport Flights | JMS | KJMS | Jamestown | Regional airport |
| John F. Kennedy International Airport Flights | JFK | KJFK | New York | Major international airport |
| John Glenn Columbus International Airport Flights | CMH | KCMH | Columbus | Major international airport |
| John Murtha Johnstown Cambria County Airport Flights | JST | KJST | Johnstown | Regional airport |
| John Wayne Orange County International Airport Flights | SNA | KSNA | Santa Ana | Major international airport |
| Jonesboro Municipal Airport Flights | JBR | KJBR | Jonesboro | Regional airport |
| Joplin Regional Airport Flights | JLN | KJLN | Joplin | Regional airport |
| Joslin Field Magic Valley Regional Airport Flights | TWF | KTWF | Twin Falls | Regional airport |
| Juneau International Airport Flights | JNU | PAJN | Juneau | Regional airport |
| Kahului International Airport Flights | OGG | PHOG | Kahului | Major international airport |
| Kalamazoo/Battle Creek International Airport Flights | AZO | KAZO | Kalamazoo | Regional airport |
| Kalaupapa Airport Flights | LUP | PHLU | Kalaupapa | Small airport |
| Kalskag Airport Flights | KLG | PALG | Kalskag | Small airport |
| Kaltag Airport Flights | KAL | PAKV | Kaltag | Small airport |
| Kansas City International Airport Flights | MCI | KMCI | Kansas City | Major international airport |
| Kapalua Airport Flights | JHM | PHJH | Lahaina | Regional airport |
| Karluk Airport Flights | KYK | PAKY | Karluk | Small airport |
| Kasigluk Airport Flights | KUK | PFKA | Kasigluk | Small airport |
| Kearney Regional Airport Flights | EAR | KEAR | Kearney | Regional airport |
| Kenai Municipal Airport Flights | ENA | PAEN | Kenai | Regional airport |
| Ketchikan International Airport Flights | KTN | PAKT | Ketchikan | Regional airport |
| Key Field / Meridian Regional Airport Flights | MEI | KMEI | Meridian | Regional airport |
| Key West International Airport Flights | EYW | KEYW | Key West | Regional airport |
| Killeen Regional Airport / Robert Gray Army Airfield Flights | GRK | KGRK | Fort Cavazos | Regional airport |
| King County International Airport - Boeing Field Flights | BFI | KBFI | Seattle | Regional airport |
| King Cove Airport Flights | KVC | PAVC | King Cove | Small airport |
| King Salmon Airport Flights | AKN | PAKN | King Salmon | Regional airport |
| Kipnuk Airport Flights | KPN | PAKI | Kipnuk | Small airport |
| Kirksville Regional Airport Flights | IRK | KIRK | Kirksville | Regional airport |
| Kivalina Airport Flights | KVL | PAVL | Kivalina | Small airport |
| Klawock Airport Flights | KLW | PAKW | Klawock | Regional airport |
| Knox County Regional Airport Flights | RKD | KRKD | Rockland | Regional airport |
| Kobuk Airport Flights | OBU | PAOB | Kobuk | Small airport |
| Kodiak Airport Flights | ADQ | PADQ | Kodiak | Regional airport |
| Kokhanok Airport Flights | KNK | PFKK | Kokhanok | Small airport |
| Koliganek Airport Flights | KGK | PAJZ | Koliganek | Small airport |
| Kongiganak Airport Flights | KKH | PADY | Kongiganak | Small airport |
| Kotlik Airport Flights | KOT | PFKO | Kotlik | Small airport |
| Koyuk Alfred Adams Airport Flights | KKA | PAKK | Koyuk | Small airport |
| Koyukuk Airport Flights | KYU | PFKU | Koyukuk | Small airport |
| Kwethluk Airport Flights | KWT | PFKW | Kwethluk | Small airport |
| Kwigillingok Airport Flights | KWK | PAGG | Kwigillingok | Small airport |
| L M Clayton Airport Flights | OLF | KOLF | Wolf Point | Regional airport |
| La Crosse Regional Airport Flights | LSE | KLSE | La Crosse | Regional airport |
| LaGuardia Airport Flights | LGA | KLGA | New York | Major international airport |
| Lafayette Regional Airport Flights | LFT | KLFT | Lafayette | Regional airport |
| Lake Charles Regional Airport Flights | LCH | KLCH | Lake Charles | Regional airport |
| Lake Havasu City Airport Flights | HII | KHII | Lake Havasu City | Regional airport |
| Lakeland Linder International Airport Flights | LAL | KLAL | Lakeland | Regional airport |
| Lanai Airport Flights | LNY | PHNY | Lanai City | Regional airport |
| Lancaster Airport Flights | LNS | KLNS | Lancaster | Regional airport |
| Laramie Regional Airport Flights | LAR | KLAR | Laramie | Regional airport |
| Laredo International Airport Flights | LRD | KLRD | Laredo | Regional airport |
| Larsen Bay Airport Flights | KLN | PALB | Larsen Bay | Small airport |
| Las Cruces International Airport Flights | LRU | KLRU | Las Cruces | Regional airport |
| Laurence G Hanscom Field Flights | BED | KBED | Bedford | Regional airport |
| Lawton Fort Sill Regional Airport Flights | LAW | KLAW | Lawton | Regional airport |
| Lea County Regional Airport Flights | HOB | KHOB | Hobbs | Regional airport |
| Lebanon Municipal Airport Flights | LEB | KLEB | Lebanon | Regional airport |
| Lehigh Valley International Airport Flights | ABE | KABE | Allentown/Bethlehem | Regional airport |
| Lemhi County Airport Flights | SMN | KSMN | Salmon | Regional airport |
| Lewiston Nez Perce County Airport Flights | LWS | KLWS | Lewiston | Regional airport |
| Liberal Mid-America Regional Airport Flights | LBL | KLBL | Liberal | Regional airport |
| Lihue Airport Flights | LIH | PHLI | Lihue, Kauai | Major international airport |
| Lincoln Airport Flights | LNK | KLNK | Lincoln | Regional airport |
| Long Beach International Airport Flights | LGB | KLGB | Long Beach | Major international airport |
| Long Island MacArthur Airport Flights | ISP | KISP | Islip | Regional airport |
| Lopez Island Airport Flights | LPS | S31 | Lopez | Small airport |
| Los Angeles International Airport Flights | LAX | KLAX | Los Angeles | Major international airport |
| Louis Armstrong New Orleans International Airport Flights | MSY | KMSY | New Orleans | Major international airport |
| Louisville Muhammad Ali International Airport Flights | SDF | KSDF | Louisville | Major international airport |
| Lubbock Preston Smith International Airport Flights | LBB | KLBB | Lubbock | Regional airport |
| Lynchburg Regional Airport - Preston Glenn Field Flights | LYH | KLYH | Lynchburg | Regional airport |
| MBS International Airport Flights | MBS | KMBS | Freeland | Regional airport |
| Mammoth Yosemite Airport Flights | MMH | KMMH | Mammoth Lakes | Regional airport |
| Manchester-Boston Regional Airport Flights | MHT | KMHT | Manchester | Regional airport |
| Manhattan Regional Airport Flights | MHK | KMHK | Manhattan | Regional airport |
| Manistee County Blacker Airport Flights | MBL | KMBL | Manistee | Small airport |
| Manley Hot Springs Airport Flights | MLY | PAML | Manley Hot Springs | Small airport |
| Manokotak Airport Flights | KMO | PAMB | Manokotak | Small airport |
| Marquette Sawyer Regional Airport Flights | MQT | KSAW | Gwinn | Regional airport |
| Marshall Don Hunter Sr Airport Flights | MLL | PADM | Marshall | Small airport |
| Martha's Vineyard Airport Flights | MVY | KMVY | Martha's Vineyard | Small airport |
| Mason City Municipal Airport Flights | MCW | KMCW | Mason City | Regional airport |
| Massena International Airport Richards Field Flights | MSS | KMSS | Massena | Regional airport |
| May Creek Airport Flights | MYK | MYK | May Creek | Small airport |
| McAllen Miller International Airport Flights | MFE | KMFE | McAllen | Regional airport |
| McCall Municipal Airport Flights | MYL | KMYL | McCall | Regional airport |
| McClellan-Palomar Airport Flights | CLD | KCRQ | Carlsbad | Regional airport |
| McCook Ben Nelson Regional Airport Flights | MCK | KMCK | McCook | Regional airport |
| McGhee Tyson Airport Flights | TYS | KTYS | Knoxville/Maryville | Major international airport |
| McGrath Airport Flights | MCG | PAMC | McGrath | Regional airport |
| McKellar-Sipes Regional Airport Flights | MKL | KMKL | Jackson | Regional airport |
| Meadows Field Flights | BFL | KBFL | Bakersfield | Regional airport |
| Mekoryuk Airport Flights | MYU | PAMY | Mekoryuk | Regional airport |
| Melbourne Orlando International Airport Flights | MLB | KMLB | Melbourne | Regional airport |
| Memorial Field Airport Flights | HOT | KHOT | Hot Springs | Regional airport |
| Merced Regional Macready Field Flights | MCE | KMCE | Merced | Regional airport |
| Merle K (Mudhole) Smith Airport Flights | CDV | PACV | Cordova | Regional airport |
| Merrill Field Flights | MRI | PAMR | Anchorage | Regional airport |
| Mertarvik Airport Flights | WWT | PAEW | Mertarvik | Small airport |
| Mesa Gateway Airport Flights | AZA | KIWA | Mesa | Regional airport |
| Miami International Airport Flights | MIA | KMIA | Miami | Major international airport |
| Miami-Opa Locka Executive Airport Flights | OPF | KOPF | Miami | Regional airport |
| Michigan City Municipal Airport Flights | MGC | KMGC | Michigan City | Regional airport |
| Mid Delta Regional Airport Flights | GLH | KGLH | Greenville | Regional airport |
| Mid Ohio Valley Regional Airport Flights | PKB | KPKB | Parkersburg (Williamstown) | Regional airport |
| Middle Georgia Regional Airport Flights | MCN | KMCN | Macon | Regional airport |
| Midland International Air and Space Port Flights | MAF | KMAF | Midland | Regional airport |
| Minchumina Airport Flights | LMA | PAMH | Minchumina | Small airport |
| Mineral Wells Regional Airport Flights | MWL | KMWL | Mineral Wells | Regional airport |
| Mineta San Jose International Airport Flights | SJC | KSJC | San Jose | Major international airport |
| MinneapolisโSaint Paul International Airport / WoldโChamberlain Field Flights | MSP | KMSP | Minneapolis | Major international airport |
| Minot International Airport Flights | MOT | KMOT | Minot | Regional airport |
| Minto Al Wright Airport Flights | MNT | 51Z | Minto | Small airport |
| Missoula Montana Airport Flights | MSO | KMSO | Missoula | Regional airport |
| Mobile Regional Airport Flights | MOB | KMOB | Mobile | Regional airport |
| Molokai Airport Flights | MKK | PHMK | Kaunakakai | Regional airport |
| Monroe Regional Airport Flights | MLU | KMLU | Monroe | Regional airport |
| Montauk Airport Flights | MTP | KMTP | Montauk | Small airport |
| Monterey Regional Airport Flights | MRY | KMRY | Monterey | Regional airport |
| Montgomery Regional (Dannelly Field) Airport Flights | MGM | KMGM | Montgomery | Regional airport |
| Montrose Regional Airport Flights | MTJ | KMTJ | Montrose | Regional airport |
| Morgantown Municipal Airport Walter L. (Bill) Hart Field Flights | MGW | KMGW | Morgantown | Regional airport |
| Mountain Village Airport Flights | MOU | PAMO | Mountain Village | Small airport |
| Muskegon County Airport Flights | MKG | KMKG | Muskegon | Regional airport |
| Myrtle Beach International Airport Flights | MYR | KMYR | Myrtle Beach | Major international airport |
| Nantucket Memorial Airport Flights | ACK | KACK | Nantucket | Regional airport |
| Nanwalek Airport Flights | KEB | KEB | Nanwalek | Small airport |
| Napakiak Airport Flights | WNA | PANA | Napakiak | Small airport |
| Napaskiak Airport Flights | PKA | PAPK | Napaskiak | Small airport |
| Nashville International Airport Flights | BNA | KBNA | Nashville | Major international airport |
| Nelson Lagoon Airport Flights | NLG | PAOU | Nelson Lagoon | Small airport |
| New Bedford Regional Airport Flights | EWB | KEWB | New Bedford | Regional airport |
| New Stuyahok Airport Flights | KNW | PANW | New Stuyahok | Small airport |
| New York Stewart International Airport Flights | SWF | KSWF | Newburgh | Regional airport |
| Newark Liberty International Airport Flights | EWR | KEWR | Newark | Major international airport |
| Newport News Williamsburg International Airport Flights | PHF | KPHF | Newport News | Regional airport |
| Newport State Airport Flights | NPT | KUUU | Newport | Regional airport |
| Niagara Falls International Airport Flights | IAG | KIAG | Niagara Falls | Regional airport |
| Nightmute Airport Flights | NME | PAGT | Nightmute | Small airport |
| Nikolai Airport Flights | NIB | PAFS | Nikolai | Small airport |
| Nikolski Air Station Flights | IKO | PAKO | Nikolski | Small airport |
| Noatak Airport Flights | WTK | PAWN | Noatak | Small airport |
| Nome Airport Flights | OME | PAOM | Nome | Regional airport |
| Norfolk International Airport Flights | ORF | KORF | Norfolk | Major international airport |
| North Central West Virginia Airport Flights | CKB | KCKB | Bridgeport | Regional airport |
| North Platte Regional Airport Lee Bird Field Flights | LBF | KLBF | North Platte | Regional airport |
| Northeast Florida Regional Airport Flights | UST | KSGJ | St Augustine | Regional airport |
| Northeast Wyoming Regional Airport Flights | GCC | KGCC | Gillette | Regional airport |
| Northway Airport Flights | ORT | PAOR | Northway | Regional airport |
| Northwest Alabama Regional Airport Flights | MSL | KMSL | Muscle Shoals | Regional airport |
| Northwest Arkansas National Airport Flights | XNA | KXNA | Fayetteville/Springdale/Rogers | Regional airport |
| Northwest Florida Beaches International Airport Flights | ECP | KECP | Panama City Beach | Regional airport |
| Nuiqsut Airport Flights | NUI | PAQT | Nuiqsut | Regional airport |
| Nulato Airport Flights | NUL | PANU | Nulato | Small airport |
| Nunam Iqua Airport Flights | SXP | SXP | Nunam Iqua | Small airport |
| Nunapitchuk Airport Flights | NUP | PPIT | Nunapitchuk | Small airport |
| OKC Will Rogers World Airport Flights | OKC | KOKC | Oklahoma City | Major international airport |
| Oakland San Francisco Bay Airport Flights | OAK | KOAK | Oakland | Major international airport |
| Ocean City Municipal Airport Flights | OCE | KOXB | Ocean City | Regional airport |
| Ogden Hinckley Airport Flights | OGD | KOGD | Ogden | Regional airport |
| Ogdensburg International Airport Flights | OGS | KOGS | Ogdensburg | Regional airport |
| Old Harbor Airport Flights | OLH | OLH | Old Harbor | Small airport |
| Olympia Regional Airport Flights | OLM | KOLM | Olympia | Regional airport |
| Ontario International Airport Flights | ONT | KONT | Ontario | Major international airport |
| Orcas Island Airport Flights | ESD | KORS | Eastsound | Regional airport |
| Orlando International Airport Flights | MCO | KMCO | Orlando | Major international airport |
| Orlando Sanford International Airport Flights | SFB | KSFB | Orlando | Major international airport |
| Ouzinkie Airport Flights | KOZ | 4K5 | Ouzinkie | Small airport |
| Owensboro Daviess County Airport Flights | OWB | KOWB | Owensboro | Regional airport |
| Page Municipal Airport Flights | PGA | KPGA | Page | Regional airport |
| Palm Springs International Airport Flights | PSP | KPSP | Palm Springs | Major international airport |
| Pangborn Memorial Airport Flights | EAT | KEAT | Wenatchee | Regional airport |
| Patrick Leahy Burlington International Airport Flights | BTV | KBTV | Burlington | Regional airport |
| Pedro Bay Airport Flights | PDB | 4K0 | Pedro Bay | Small airport |
| Pellston Regional Airport of Emmet County Airport Flights | PLN | KPLN | Pellston | Regional airport |
| Pensacola International Airport Flights | PNS | KPNS | Pensacola | Major international airport |
| Perryville Airport Flights | KPV | PAPE | Perryville | Small airport |
| Petersburg James A Johnson Airport Flights | PSG | PAPG | Petersburg | Regional airport |
| Philadelphia International Airport Flights | PHL | KPHL | Philadelphia | Major international airport |
| Phoenix Sky Harbor International Airport Flights | PHX | KPHX | Phoenix | Major international airport |
| Piedmont Triad International Airport Flights | GSO | KGSO | Greensboro | Major international airport |
| Pierre Regional Airport Flights | PIR | KPIR | Pierre | Regional airport |
| Pilot Point Airport Flights | PIP | PAPN | Pilot Point | Small airport |
| Pilot Station Airport Flights | PQS | US-8450 | Pilot Station | Small airport |
| Pitt-Greenville Airport Flights | PGV | KPGV | Greenville | Regional airport |
| Pittsburgh International Airport Flights | PIT | KPIT | Pittsburgh | Major international airport |
| Platinum Airport Flights | PTU | PAPM | Platinum | Regional airport |
| Plattsburgh International Airport Flights | PBG | KPBG | Plattsburgh | Regional airport |
| Pocatello Regional Airport Flights | PIH | KPIH | Pocatello | Regional airport |
| Point Hope Airport Flights | PHO | PAPO | Point Hope | Small airport |
| Point Lay LRRS Airport Flights | PIZ | PPIZ | Point Lay | Regional airport |
| Port Alsworth Airport Flights | PTA | PALJ | Port Alsworth | Small airport |
| Port Graham Airport Flights | PGM | PGM | Port Graham | Small airport |
| Port Heiden Airport Flights | PTH | PAPH | Port Heiden | Regional airport |
| Port Lions Airport Flights | ORI | ORI | Port Lions | Small airport |
| Portland International Airport Flights | PDX | KPDX | Portland | Major international airport |
| Portland International Jetport Flights | PWM | KPWM | Portland | Major international airport |
| Portsmouth International Airport at Pease Flights | PSM | KPSM | Portsmouth | Regional airport |
| Prescott Regional Airport - Ernest A. Love Field Flights | PRC | KPRC | Prescott | Regional airport |
| President Donald J. Trump International Airport Flights | DJT | KDJT | West Palm Beach | Major international airport |
| Presque Isle International Airport Flights | PQI | KPQI | Presque Isle | Regional airport |
| Provo Municipal Airport Flights | PVU | KPVU | Provo | Regional airport |
| Pueblo Memorial Airport Flights | PUB | KPUB | Pueblo | Regional airport |
| Pullman-Moscow Regional Airport Flights | PUW | KPUW | Pullman | Regional airport |
| Punta Gorda Airport Flights | PGD | KPGD | Punta Gorda | Regional airport |
| Purdue University Airport Flights | LAF | KLAF | West Lafayette | Regional airport |
| Quad City International Airport Flights | MLI | KMLI | Moline | Regional airport |
| Quincy Regional Airport Baldwin Field Flights | UIN | KUIN | Quincy | Regional airport |
| Quinhagak Airport Flights | KWN | PAQH | Quinhagak | Small airport |
| Raleigh County Memorial Airport Flights | BKW | KBKW | Beaver | Regional airport |
| Raleigh-Durham International Airport Flights | RDU | KRDU | Raleigh/Durham | Major international airport |
| Ralph M Calhoun Memorial Airport Flights | TAL | PATA | Tanana | Small airport |
| Ralph Wien Memorial Airport Flights | OTZ | PAOT | Kotzebue | Regional airport |
| Rampart Airport Flights | RMP | PFMP | Rampart | Small airport |
| Range Regional Airport Flights | HIB | KHIB | Hibbing | Regional airport |
| Rapid City Regional Airport Flights | RAP | KRAP | Rapid City | Regional airport |
| Red Devil Airport Flights | RDV | RDV | Red Devil | Small airport |
| Redding Municipal Airport Flights | RDD | KRDD | Redding | Regional airport |
| Reno Tahoe International Airport Flights | RNO | KRNO | Reno | Major international airport |
| Rhinelander Oneida County Airport Flights | RHI | KRHI | Rhinelander | Regional airport |
| Rhode Island T. F. Green International Airport Flights | PVD | KPVD | Providence/Warwick | Major international airport |
| Richmond International Airport Flights | RIC | KRIC | Richmond | Major international airport |
| Rick Husband Amarillo International Airport Flights | AMA | KAMA | Amarillo | Regional airport |
| Rickenbacker International Airport Flights | LCK | KLCK | Columbus | Regional airport |
| RoanokeโBlacksburg Regional Airport Flights | ROA | KROA | Roanoke | Regional airport |
| Robert (Bob) Curtis Memorial Airport Flights | ORV | PFNO | Noorvik | Small airport |
| Roberts Field Flights | RDM | KRDM | Redmond | Regional airport |
| Roche Harbor Airport Flights | RCE | WA09 | Roche Harbor | Small airport |
| Rochester International Airport Flights | RST | KRST | Rochester | Regional airport |
| Rocky Mountain Metropolitan Airport Flights | BJC | KBJC | Denver | Regional airport |
| Rogue Valley International-Medford Airport Flights | MFR | KMFR | Medford | Regional airport |
| Ronald Reagan Washington National Airport Flights | DCA | KDCA | Washington | Major international airport |
| Roswell Air Center Airport Flights | ROW | KROW | Roswell | Regional airport |
| Ruby Airport Flights | RBY | PARY | Ruby | Regional airport |
| Russian Mission Airport Flights | RSH | PARS | Russian Mission | Small airport |
| Rutland - Southern Vermont Regional Airport Flights | RUT | KRUT | Rutland | Regional airport |
| Sacramento International Airport Flights | SMF | KSMF | Sacramento | Major international airport |
| Saint Cloud Regional Airport Flights | STC | KSTC | Saint Cloud | Regional airport |
| Salem-Willamette Valley Airport/McNary Field Flights | SLE | KSLE | Salem | Regional airport |
| Salina Municipal Airport Flights | SLN | KSLN | Salina | Regional airport |
| Salisbury Ocean City Wicomico Regional Airport Flights | SBY | KSBY | Salisbury | Regional airport |
| Salt Lake City International Airport Flights | SLC | KSLC | Salt Lake City | Major international airport |
| San Angelo Regional Mathis Field Flights | SJT | KSJT | San Angelo | Regional airport |
| San Antonio International Airport Flights | SAT | KSAT | San Antonio | Major international airport |
| San Bernardino International Airport Flights | SBD | KSBD | San Bernardino | Major international airport |
| San Carlos Airport Flights | SQL | KSQL | San Carlos | Regional airport |
| San Diego International Airport Flights | SAN | KSAN | San Diego | Major international airport |
| San Francisco International Airport Flights | SFO | KSFO | San Francisco | Major international airport |
| San Luis County Regional Airport Flights | SBP | KSBP | San Luis Obispo | Regional airport |
| San Luis Valley Regional Airport/Bergman Field Flights | ALS | KALS | Alamosa | Regional airport |
| Sand Point Airport Flights | SDP | PASD | Sand Point | Regional airport |
| Santa Barbara Municipal Airport Flights | SBA | KSBA | Santa Barbara | Regional airport |
| Santa Fe Municipal Airport Flights | SAF | KSAF | Santa Fe | Regional airport |
| Santa Maria Public Airport Captain G Allan Hancock Field Flights | SMX | KSMX | Santa Maria | Regional airport |
| Sarasota Bradenton International Airport Flights | SRQ | KSRQ | Sarasota/Bradenton | Major international airport |
| Savannah Hilton Head International Airport Flights | SAV | KSAV | Savannah | Major international airport |
| Savoonga Airport Flights | SVA | PASA | Savoonga | Regional airport |
| Scammon Bay Airport Flights | SCM | PACM | Scammon Bay | Small airport |
| Scott AFB/Midamerica Airport Flights | BLV | KBLV | Belleville | Regional airport |
| Seattle Paine Field International Airport Flights | PAE | KPAE | Everett | Regional airport |
| SeattleโTacoma International Airport Flights | SEA | KSEA | Seattle | Major international airport |
| Selawik Airport Flights | WLK | PASK | Selawik | Small airport |
| Seldovia Airport Flights | SOV | PASO | Seldovia | Small airport |
| Shaktoolik Airport Flights | SKK | PFSH | Shaktoolik | Small airport |
| Shenandoah Valley Regional Airport Flights | SHD | KSHD | Weyers Cave | Regional airport |
| Sheridan County Airport Flights | SHR | KSHR | Sheridan | Regional airport |
| Shishmaref Airport Flights | SHH | PASH | Shishmaref | Small airport |
| Show Low Regional Airport Flights | SOW | KSOW | Show Low | Regional airport |
| Shreveport Regional Airport Flights | SHV | KSHV | Shreveport | Regional airport |
| Shungnak Airport Flights | SHG | PAGH | Shungnak | Small airport |
| Sidney - Richland Regional Airport Flights | SDY | KSDY | Sidney | Regional airport |
| Sioux Falls Regional Airport Flights | FSD | KFSD | Sioux Falls | Regional airport |
| Sioux Gateway Airport / Brigadier General Bud Day Field Flights | SUX | KSUX | Sioux City | Regional airport |
| Sitka Rocky Gutierrez Airport Flights | SIT | PASI | Sitka | Regional airport |
| Skagway Airport Flights | SGY | PAGY | Skagway | Small airport |
| Sleetmute Airport Flights | SLQ | PASL | Sleetmute | Small airport |
| South Arkansas Regional Airport at Goodwin Field Flights | ELD | KELD | El Dorado | Regional airport |
| South Bend International Airport Flights | SBN | KSBN | South Bend | Regional airport |
| South Naknek Number 2 Airport Flights | WSN | PFWS | South Naknek | Small airport |
| Southeast Iowa Regional Airport Flights | BRL | KBRL | Burlington | Regional airport |
| Southwest Florida International Airport Flights | RSW | KRSW | Fort Myers | Major international airport |
| Southwest Georgia Regional Airport Flights | ABY | KABY | Albany | Regional airport |
| Southwest Oregon Regional Airport Flights | OTH | KOTH | North Bend | Regional airport |
| Southwest Wyoming Regional Airport Flights | RKS | KRKS | Rock Springs | Regional airport |
| Spokane International Airport Flights | GEG | KGEG | Spokane | Major international airport |
| Springfield Branson National Airport Flights | SGF | KSGF | Springfield | Regional airport |
| St George Airport Flights | STG | PAPB | St George | Regional airport |
| St George Regional Airport Flights | SGU | KSGU | St George | Regional airport |
| St Mary's Airport Flights | KSM | PASM | St Mary's | Small airport |
| St Michael Airport Flights | SMK | PAMK | St Michael | Small airport |
| St Paul Island Airport Flights | SNP | PASN | St Paul Island | Regional airport |
| St. Louis Lambert International Airport Flights | STL | KSTL | St Louis | Major international airport |
| St. Petersburg Clearwater International Airport Flights | PIE | KPIE | Pinellas Park | Major international airport |
| State College Regional Airport Flights | SCE | KUNV | State College | Regional airport |
| Stebbins Airport Flights | WBB | WBB | Stebbins | Small airport |
| Stevens Village Airport Flights | SVS | SVS | Stevens Village | Small airport |
| Stillwater Regional Airport Flights | SWO | KSWO | Stillwater | Regional airport |
| Stockton Metropolitan Airport Flights | SCK | KSCK | Stockton | Regional airport |
| Stony River 2 Airport Flights | SRV | SRV | Stony River | Small airport |
| Stuart Island Airpark Flights | SSW | 7WA5 | Friday Harbor | Small airport |
| Syracuse Hancock International Airport Flights | SYR | KSYR | Syracuse | Major international airport |
| Tacoma Narrows Airport Flights | TIW | KTIW | Tacoma | Regional airport |
| Takotna Airport Flights | TCT | PPCT | Takotna | Small airport |
| Tallahassee International Airport Flights | TLH | KTLH | Tallahassee | Regional airport |
| Tampa International Airport Flights | TPA | KTPA | Tampa | Major international airport |
| Taos Regional Airport Flights | TSM | KSKX | Taos | Regional airport |
| Tatitlek Airport Flights | TEK | PAKA | Tatitlek | Small airport |
| Ted Stevens Anchorage International Airport Flights | ANC | PANC | Anchorage | Major international airport |
| Teller Airport Flights | TLA | PATE | Teller | Small airport |
| Telluride Regional Airport Flights | TEX | KTEX | Telluride | Regional airport |
| Teterboro Airport Flights | TEB | KTEB | Teterboro | Regional airport |
| Texarkana Regional Airport (Webb Field) Flights | TXK | KTXK | Texarkana | Regional airport |
| The Eastern Iowa Airport Flights | CID | KCID | Cedar Rapids | Regional airport |
| Thief River Falls Regional Airport Flights | TVF | KTVF | Thief River Falls | Regional airport |
| Tin City Long Range Radar Station Airport Flights | TNC | PATC | Tin City | Small airport |
| Togiak Airport Flights | TOG | PATG | Togiak Village | Small airport |
| Tok Junction Airport Flights | TKJ | PFTO | Tok | Small airport |
| Toksook Bay Airport Flights | OOK | PAOO | Toksook Bay | Small airport |
| Tom Madsen (Dutch Harbor) Airport Flights | DUT | PADU | Unalaska | Regional airport |
| Trenton Mercer Airport Flights | TTN | KTTN | Ewing Township | Regional airport |
| Tri Cities Airport Flights | PSC | KPSC | Pasco | Regional airport |
| Tri-Cities Regional TN/VA Airport Flights | TRI | KTRI | Blountville | Regional airport |
| Tri-State Airport / Milton J. Ferguson Field Flights | HTS | KHTS | Huntington | Regional airport |
| Truckee Tahoe Airport Flights | TKF | KTRK | Truckee | Regional airport |
| Tucson International Airport Flights | TUS | KTUS | Tucson | Major international airport |
| Tulsa International Airport Flights | TUL | KTUL | Tulsa | Major international airport |
| Tuluksak Airport Flights | TLT | TLT | Tuluksak | Small airport |
| Tuntutuliak Airport Flights | WTL | A61 | Tuntutuliak | Small airport |
| Tununak Airport Flights | TNK | 4KA | Tununak | Small airport |
| Tupelo Regional Airport Flights | TUP | KTUP | Tupelo | Regional airport |
| Tweed New Haven Airport Flights | HVN | KHVN | New Haven | Regional airport |
| Twin Hills Airport Flights | TWA | A63 | Twin Hills | Small airport |
| Tyler Pounds Regional Airport Flights | TYR | KTYR | Tyler | Regional airport |
| Unalakleet Airport Flights | UNK | PAUN | Unalakleet | Regional airport |
| University of Illinois Willard Airport Flights | CMI | KCMI | Savoy | Regional airport |
| Valdez Pioneer Field Flights | VDZ | PAVD | Valdez | Regional airport |
| Valdosta Regional Airport Flights | VLD | KVLD | Valdosta | Regional airport |
| Valley International Airport Flights | HRL | KHRL | Harlingen | Regional airport |
| Venetie Airport Flights | VEE | PAVE | Venetie | Small airport |
| Vernal Regional Airport Flights | VEL | KVEL | Vernal | Regional airport |
| Vero Beach Regional Airport Flights | VRB | KVRB | Vero Beach | Regional airport |
| Veterans Airport of Southern Illinois Flights | MWA | KMWA | Marion | Regional airport |
| Victoria Regional Airport Flights | VCT | KVCT | Victoria | Regional airport |
| Waco Regional Airport Flights | ACT | KACT | Waco | Regional airport |
| Waimea Kohala Airport Flights | MUE | PHMU | Waimea (Kamuela) | Regional airport |
| Wainwright Airport Flights | AIN | PAWI | Wainwright | Regional airport |
| Waldron Airstrip Flights | WDN | 90WA | Eastsound | Small airport |
| Wales Airport Flights | WAA | PAIW | Wales | Small airport |
| Walla Walla Regional Airport Flights | ALW | KALW | Walla Walla | Regional airport |
| Washington Dulles International Airport Flights | IAD | KIAD | Dulles | Major international airport |
| Waterloo Regional Airport Flights | ALO | KALO | Waterloo | Regional airport |
| Watertown International Airport Flights | ART | KART | Watertown | Regional airport |
| Watertown Regional Airport Flights | ATY | KATY | Watertown | Regional airport |
| Waynesville-St. Robert Regional Airport-Forney Field Flights | TBN | KTBN | Fort Leonard Wood | Regional airport |
| Westchester County Airport Flights | HPN | KHPN | White Plains | Regional airport |
| Westerly State Airport Flights | WST | KWST | Westerly | Regional airport |
| Western Neb. Rgnl/William B. Heilig Airport Flights | BFF | KBFF | Scottsbluff | Regional airport |
| White Mountain Airport Flights | WMO | PAWM | White Mountain | Small airport |
| Wichita Dwight D. Eisenhower National Airport Flights | ICT | KICT | Wichita | Regional airport |
| Wichita Falls Municipal Airport / Sheppard Air Force Base Flights | SPS | KSPS | Wichita Falls | Regional airport |
| Wiley Post Will Rogers Memorial Airport Flights | BRW | PABR | Utqiaฤกvik | Regional airport |
| Wilkes-Barre/Scranton International Airport Flights | AVP | KAVP | Wilkes-Barre/Scranton | Regional airport |
| William P. Hobby Airport Flights | HOU | KHOU | Houston | Major international airport |
| Williamsport Regional Airport Flights | IPT | KIPT | Williamsport | Regional airport |
| Williston Basin International Airport Flights | XWA | KXWA | Williston | Regional airport |
| Wilmington Airport Flights | ILG | KILG | Wilmington | Regional airport |
| Wilmington International Airport Flights | ILM | KILM | Wilmington | Regional airport |
| Worcester Regional Airport Flights | ORH | KORH | Worcester | Regional airport |
| Wrangell Airport Flights | WRG | PAWG | Wrangell | Regional airport |
| Yakataga Airport Flights | CYT | PACY | Yakataga | Small airport |
| Yakima Air Terminal McAllister Field Flights | YKM | KYKM | Yakima | Regional airport |
| Yakutat Airport Flights | YAK | PAYA | Yakutat | Regional airport |
| Yampa Valley Airport Flights | HDN | KHDN | Hayden | Regional airport |
| Yeager Airport Flights | CRW | KCRW | Charleston | Regional airport |
| Yellowstone Airport Flights | WYS | KWYS | West Yellowstone | Regional airport |
| Yellowstone Regional Airport Flights | COD | KCOD | Cody | Regional airport |
| Yuma International Airport / Marine Corps Air Station Yuma Flights | YUM | KNYL | Yuma | Regional airport |
| Arlington Municipal Airport Flights | - | KAWO | Arlington | Regional airport |
| Austin Executive Airport Flights | - | KEDC | Pflugerville | Regional airport |
| Erie-Ottawa International Airport Flights | - | KPCW | Port Clinton | Regional airport |
| A L Mangham Jr. Regional Airport | OCH | KOCH | Nacogdoches | Small airport |
| AJ Eisenberg Airport | ODW | KOKH | Oak Harbor | Small airport |
| Acadiana Regional Airport | ARA | KARA | New Iberia | Regional airport |
| Accomack County Airport | MFV | KMFV | Melfa | Small airport |
| Ada Regional Airport | ADT | KADH | Ada | Regional airport |
| Addington Field / Elizabethtown Regional Airport | EKX | KEKX | Elizabethtown | Small airport |
| Addison Airport | ADS | KADS | Dallas | Small airport |
| Afton Municipal Airport | AFO | KAFO | Afton | Small airport |
| Aiken Regional Airport | AIK | KAIK | Aiken | Small airport |
| Ainsworth Regional Airport | ANW | KANW | Ainsworth | Small airport |
| Akron Fulton International Airport | AKC | KAKR | Akron | Regional airport |
| Alamogordo White Sands Regional Airport | ALM | KALM | Alamogordo | Regional airport |
| Albert Lea Municipal Airport | AEL | KAEL | Albert Lea | Small airport |
| Albert S Nader Regional Airport | ONH | KN66 | Oneonta | Small airport |
| Albert Whitted Airport | SPG | KSPG | St Petersburg | Small airport |
| Albertus Airport | FEP | KFEP | Freeport | Small airport |
| Alexander Field South Wood County Airport | ISW | KISW | Wisconsin Rapids | Small airport |
| Algona Municipal Airport | AXG | KAXA | Algona | Small airport |
| Alice International Airport | ALI | KALI | Alice | Regional airport |
| Allegheny County Airport | AGC | KAGC | Pittsburgh | Regional airport |
| Allen Army Airfield | BIG | PABI | Delta Junction Ft Greely | Regional airport |
| Allen C Perkinson Blackstone Army Air Field | BKT | KBKT | Blackstone | Small airport |
| Alpine Casparis Municipal Airport | ALE | KE38 | Alpine | Small airport |
| Altus Air Force Base | LTS | KLTS | Altus | Regional airport |
| Altus Quartz Mountain Regional Airport | AXS | KAXS | Altus | Small airport |
| Amedee Army Air Field | AHC | KAHC | Herlong | Small airport |
| Amery Municipal Airport | AHH | KAHH | Amery | Small airport |
| Ames Municipal Airport | AMW | KAMW | Ames | Small airport |
| Anderson Municipal Darlington Field | AID | KAID | Anderson | Small airport |
| Anderson Regional Airport | AND | KAND | Anderson | Regional airport |
| Angel Fire Airport | AXX | KAXX | Angel Fire | Small airport |
| Angelina County Airport | LFK | KLFK | Lufkin | Regional airport |
| Animas Air Park | AMK | K00C | Durango | Small airport |
| Ann Arbor Municipal Airport | ARB | KARB | Ann Arbor | Small airport |
| Annette Island Airport | ANN | PANT | Metlakatla | Regional airport |
| Anniston Regional Airport | ANB | KANB | Anniston | Regional airport |
| Anthony Municipal Airport | ANY | KANY | Anthony | Small airport |
| Antlers Municipal Airport | ATE | K80F | Antlers | Small airport |
| Antrim County Airport | ACB | KACB | Bellaire | Small airport |
| Apalachicola Regional Airport | AAF | KAAF | Apalachicola | Small airport |
| Apple Valley Airport | APV | KAPV | Apple Valley | Small airport |
| Aransas County Airport | RKP | KRKP | Rockport | Small airport |
| Arapahoe Municipal Airport | AHF | K37V | Arapahoe | Small airport |
| Ardmore Downtown Executive Airport | AHD | K1F0 | Ardmore | Small airport |
| Ardmore Municipal Airport | ADM | KADM | Ardmore | Small airport |
| Arkansas International Airport | BYH | KBYH | Blytheville | Regional airport |
| Arnold Air Force Base | TUH | KAYX | Manchester | Small airport |
| Artesia Municipal Airport | ATS | KATS | Artesia | Small airport |
| Arthur N Neu Airport | CIN | KCIN | Carroll | Small airport |
| Ashland Municipal Airport Sumner Parker Field | AHM | KS03 | Ashland | Small airport |
| Ashley Municipal Airport | ASY | KASY | Ashley | Small airport |
| Astoria Regional Airport | AST | KAST | Astoria | Regional airport |
| Athens Ben Epps Airport | AHN | KAHN | Athens | Regional airport |
| Atkinson Municipal Airport | PTS | KPTS | Pittsburg | Small airport |
| Atlantic Municipal Airport | AIO | KAIO | Atlantic | Small airport |
| Auburn Lewiston Municipal Airport | LEW | KLEW | Auburn/Lewiston | Small airport |
| Auburn Municipal Airport | AUN | KAUN | Auburn | Small airport |
| Auburn University Regional Airport | AUO | KAUO | Auburn | Small airport |
| Aurora Municipal Airport | AUZ | KARR | Chicago/Aurora | Small airport |
| Austin Airport | ASQ | K9U3 | Austin | Small airport |
| Austin Municipal Airport | AUM | KAUM | Austin | Small airport |
| Avenger Field | SWW | KSWW | Sweetwater | Small airport |
| Avon Park Executive Airport | AVO | KAVO | Avon Park | Small airport |
| Bagdad Airport | BGT | KE51 | Bagdad | Small airport |
| Baker City Municipal Airport | BKE | KBKE | Baker City | Regional airport |
| Baldwin County Regional Airport | MLJ | KMLJ | Milledgeville | Small airport |
| Bandon State Airport | BDY | KS05 | Bandon | Small airport |
| Banning Municipal Airport | BNG | KBNG | Banning | Small airport |
| Barking Sands Airport | BKH | PHBK | Kekaha | Regional airport |
| Barksdale Air Force Base | BAD | KBAD | Bossier City | Regional airport |
| Barnwell Regional Airport | BNL | KBNL | Barnwell | Small airport |
| Barrow County Airport | WDR | KWDR | Winder | Small airport |
| Barstow Daggett Airport | DAG | KDAG | Daggett | Regional airport |
| Bartlesville Municipal Airport | BVO | KBVO | Bartlesville | Small airport |
| Bartow Executive Airport | BOW | KBOW | Bartow | Small airport |
| Batesville Airport | HLB | KHLB | Batesville | Small airport |
| Batesville Regional Airport | BVX | KBVX | Batesville | Small airport |
| Battle Creek Executive Airport at Kellogg Field | BTL | KBTL | Battle Creek | Regional airport |
| Battle Mountain Airport | BAM | KBAM | Battle Mountain | Small airport |
| Baudette International Airport | BDE | KBDE | Baudette | Regional airport |
| Bay City Regional Airport | BBC | KBYY | Bay City | Small airport |
| Baytown Airport | HPY | KHPY | Baytown | Small airport |
| Beale Air Force Base | BAB | KBAB | Beale Air Force Base | Regional airport |
| Bear Creek 3 Airport | BCC | Z48 | Bear Creek | Small airport |
| Beatrice Municipal Airport | BIE | KBIE | Beatrice | Small airport |
| Beatty Airport | BTY | KBTY | Beatty | Small airport |
| Beaufort Executive Airport | BFT | KARW | Beaufort | Small airport |
| Beaumont Municipal Airport | BMT | KBMT | Beaumont | Small airport |
| Beauregard Regional Airport | DRI | KDRI | DeRidder | Regional airport |
| Beaver County Airport | BFP | KBVI | Beaver Falls | Regional airport |
| Beech Factory Airport | BEC | KBEC | Wichita | Small airport |
| Beluga Airport | BVU | PABG | Beluga | Small airport |
| Bemidji Regional Airport | BJI | KBJI | Bemidji | Regional airport |
| Benson Municipal Airport | BBB | KBBB | Benson | Small airport |
| Benton Field | BZF | O85 | Redding | Small airport |
| Berlin Regional Airport | BML | KBML | Berlin | Small airport |
| Bermuda Dunes Airport | UDD | KUDD | Bermuda Dunes | Small airport |
| Beverly Regional Airport | BVY | KBVY | Beverly / Danvers | Regional airport |
| Bicycle Lake Army Air Field | BYS | KBYS | Fort Irwin/Barstow | Regional airport |
| Big Bear City Airport | RBF | KL35 | Big Bear | Small airport |
| Big Lake Airport | BGQ | PAGQ | Big Lake | Small airport |
| Big Mountain Airport | BMX | PABM | Big Mountain | Small airport |
| Big Pine Sands STOLGround | XFT | KBPD | Big Pine Key, Florida | Small airport |
| Big Spring Mc Mahon-Wrinkle Airport | HCA | KBPG | Big Spring | Small airport |
| Biggs Army Air Field (Fort Bliss) | BIF | KBIF | Fort Bliss/El Paso | Regional airport |
| Billy Mitchell Airport | HNC | KHSE | Hatteras | Small airport |
| Bisbee Douglas International Airport | DUG | KDUG | Douglas Bisbee | Regional airport |
| Bisbee Municipal Airport | BSQ | KP04 | Bisbee | Small airport |
| Black Hills Airport-Clyde Ice Field | SPF | KSPF | Spearfish | Small airport |
| Blackwell Tonkawa Municipal Airport | BWL | KBKN | Blackwell | Small airport |
| Blanding Municipal Airport | BDG | KBDG | Blanding | Small airport |
| Blosser Municipal Airport | CNK | KCNK | Concordia | Small airport |
| Blue Canyon Nyack Airport | BLU | KBLU | Emigrant Gap | Small airport |
| Blythe Airport | BLH | KBLH | Blythe | Regional airport |
| Blytheville Municipal Airport | HKA | KHKA | Blytheville | Small airport |
| Bob Sikes Airport | CEW | KCEW | Crestview | Regional airport |
| Boca Raton Airport | BCT | KBCT | Boca Raton | Regional airport |
| Bomar Field / Shelbyville Municipal Airport | SYI | KSYI | Shelbyville | Small airport |
| Boone Municipal Airport | BNW | KBNW | Boone | Small airport |
| Borrego Valley Airport | BXS | KL08 | Borrego Springs | Small airport |
| Boswell Bay Airport | BSW | AK97 | Boswell Bay | Small airport |
| Boulder Municipal Airport | WBU | KBDU | Boulder | Small airport |
| Boundary Airport | BYA | BYA | Boundary | Small airport |
| Bowerman Airport | HQM | KHQM | Hoquiam | Regional airport |
| Bowers Field | ELN | KELN | Ellensburg | Small airport |
| Bowling Green Warren County Regional Airport | BWG | KBWG | Bowling Green | Regional airport |
| Bowman Field | LOU | KLOU | Louisville | Regional airport |
| Bowman Regional Airport | BWM | KBWW | Bowman | Small airport |
| Brackett Field | POC | KPOC | La Verne | Small airport |
| Bradshaw Army Airfield | BSF | PHSF | Waimea (Kamuela) | Small airport |
| Brawley Municipal Airport | BWC | KBWC | Brawley | Small airport |
| Bremerton National Airport | PWT | KPWT | Bremerton | Regional airport |
| Brewster Field | HDE | KHDE | Holdrege | Small airport |
| Brigham City Regional Airport | BMC | KBMC | Brigham City | Small airport |
| Britton Municipal Airport | TTO | KBTN | Britton | Small airport |
| Broadus Airport | BDX | K00F | Broadus | Small airport |
| Broken Bow Municipal Airport | BBW | KBBW | Broken Bow | Small airport |
| Brookhaven Calabro Airport | WSH | KHWV | Shirley | Small airport |
| Brookings Airport | BOK | KBOK | Brookings | Small airport |
| Brookings Regional Airport | BKX | KBKX | Brookings | Small airport |
| Brown Field Municipal Airport | SDM | KSDM | San Diego | Regional airport |
| Browns Airport | EPG | NE69 | Weeping Water | Small airport |
| Brownwood Regional Airport | BWD | KBWD | Brownwood | Small airport |
| Bruce Campbell Field | DXE | KMBO | Madison | Small airport |
| Brunswick Executive Airport | NHZ | KBXM | Brunswick | Regional airport |
| Brunswick Municipal Airport | LVL | KLVL | Lawrenceville | Small airport |
| Bryant Army Airfield | FRN | PAFR | Fort Richardson | Small airport |
| Bryce Canyon Airport | BCE | KBCE | Bryce Canyon | Regional airport |
| Buckeye Municipal Airport | BXK | KBXK | Buckeye | Small airport |
| Buckley Space Force Base | BFK | KBKF | Aurora | Regional airport |
| Bullfrog Basin Airport | BFG | KU07 | Bullfrog | Small airport |
| Burke Lakefront Airport | BKL | KBKL | Cleveland | Regional airport |
| Burley Municipal Airport | BYI | KBYI | Burley | Regional airport |
| Burns Municipal Airport | BNO | KBNO | Burns | Regional airport |
| Butler Co Regional Airport - Hogan Field | HAO | KHAO | Hamilton | Small airport |
| Butler Memorial Airport | BUM | KBUM | Butler | Small airport |
| Butts AAF (Fort Carson) Air Field | FCS | KFCS | Fort Carson | Regional airport |
| C David Campbell Field Corsicana Municipal Airport | CRS | KCRS | Corsicana | Small airport |
| Cabaniss Field Naval Outlying Landing Field | NGW | KNGW | Corpus Christi | Small airport |
| Cairns AAF (Fort Rucker) Air Field | OZR | KOZR | Fort Rucker/Ozark | Regional airport |
| Cairo Regional Airport | CIR | KCIR | Cairo | Small airport |
| Caledonia County Airport | LLX | KCDA | Lyndonville | Small airport |
| Calexico International Airport | CXL | KCXL | Calexico | Small airport |
| Calverton Executive Airpark | CTO | K3C8 | Calverton | Small airport |
| Cambridge Dorchester Airport | CGE | KCGE | Cambridge | Small airport |
| Campbell Army Airfield (Fort Campbell) | HOP | KHOP | Fort Campbell | Regional airport |
| Canandaigua Airport | IUA | D38 | Ontario County IDA | Small airport |
| Candle 2 Airport | CDL | AK75 | Candle | Small airport |
| Cannon Air Force Base | CVS | KCVS | Clovis | Regional airport |
| Canton Municipal Airport | CTK | K7G9 | Canton | Small airport |
| Cape Cod Coast Guard Air Station | FMH | KFMH | Falmouth | Small airport |
| Cape May County Airport | WWD | KWWD | Wildwood | Regional airport |
| Cape Newenham LRRS Airport | EHM | PAEH | Cape Newenham | Regional airport |
| Cape Romanzof LRRS Airport | CZF | PACZ | Cape Romanzof | Regional airport |
| Cape Sarichef Airport | WSF | PACS | Cape Sarichef | Small airport |
| Capital City Airport | FFT | KFFT | Frankfort | Small airport |
| Capital City Airport | HAR | KCXY | Harrisburg | Small airport |
| Captain Jack Thomas El Dorado Airport | EDK | KEQA | El Dorado | Small airport |
| Carbon County Regional Airport / Buck Davis Field | PUC | KPUC | Price | Small airport |
| Caribou Municipal Airport | CAR | KCAR | Caribou | Regional airport |
| Carson Airport | CSN | KCXP | Carson City | Regional airport |
| Casa Grande Municipal Airport | CGZ | KCGZ | Casa Grande | Small airport |
| Cascade Airport | ICS | KU70 | Cascade | Small airport |
| Cascade Locks State Airport | CZK | KCZK | Cascade Locks | Small airport |
| Casco Cove Coast Guard Station | ATU | PAAT | Attu | Small airport |
| Castle Airport | MER | KMER | Merced | Regional airport |
| Catalina Airport | AVX | KAVX | Avalon | Small airport |
| Cattaraugus County-Olean Airport | OLE | KOLE | Olean | Small airport |
| Cecil Airport | VQQ | KVQQ | Jacksonville | Regional airport |
| Centennial Airport | APA | KAPA | Denver | Regional airport |
| Centerville Municipal Airport | GHM | KGHM | Centerville | Small airport |
| Central Jersey Regional Airport | JVI | K47N | Manville | Small airport |
| Central Maine/Norridgewock Airport | OWK | KOWK | Norridgewock | Small airport |
| Centralia Municipal Airport | ENL | KENL | Centralia | Small airport |
| Cessna Aircraft Field | CEA | KCEA | Wichita | Small airport |
| Challis Airport | CHL | KLLJ | Challis | Small airport |
| Chan Gurney Municipal Airport | YKN | KYKN | Yankton | Regional airport |
| Chandalar Lake Airport | WCR | PALR | Chandalar Lake | Small airport |
| Chandler Field | AXN | KAXN | Alexandria | Regional airport |
| Chanute Martin Johnson Airport | CNU | KCNU | Chanute | Regional airport |
| Charles B. Wheeler Downtown Airport | MKC | KMKC | Kansas City | Regional airport |
| Chase Field Industrial Airport | NIR | 1XA2 | Beeville | Small airport |
| Chautauqua County-Dunkirk Airport | DKK | KDKK | Dunkirk | Small airport |
| Chautauqua County-Jamestown Airport | JHW | KJHW | Jamestown | Regional airport |
| Chehalis Centralia Airport | CLS | KCLS | Chehalis | Small airport |
| Chena Hot Springs Airport | CEX | AK13 | Chena Hot Springs | Small airport |
| Chennault International Airport | CWF | KCWF | Lake Charles | Small airport |
| Cheraw Municipal Airport/Lynch Bellinger Field | HCW | KCQW | Cheraw | Small airport |
| Cherokee County Airport | JKV | KJSO | Jacksonville | Small airport |
| Chester County G O Carlson Airport | CTH | KMQS | Coatesville | Small airport |
| Chicago Executive Airport | PWK | KPWK | Chicago/Prospect Heights/Wheeling | Regional airport |
| Chickasha Municipal Airport | CHK | KCHK | Chickasha | Small airport |
| Chico Regional Airport | CIC | KCIC | Chico | Small airport |
| Chignik Lagoon Airport | KCL | KCL | Chignik Flats | Small airport |
| Childress Municipal Airport | CDS | KCDS | Childress | Regional airport |
| Chiloquin State Airport | CHZ | K2S7 | Chiloquin | Small airport |
| Chino Airport | CNO | KCNO | Chino | Small airport |
| Chisana Airport | CZN | CZN | Chisana | Small airport |
| Chistochina Airport | CZO | CZO | Chistochina | Small airport |
| Chitina Airport | CXC | CXC | Chitina | Small airport |
| Circle Hot Springs Airport | CHP | CHP | Circle Hot Springs | Small airport |
| Claremont Municipal Airport | CNH | KCNH | Claremont | Small airport |
| ClarksvilleโMontgomery County Regional Airport | CKV | KCKV | Clarksville | Small airport |
| Clayton Municipal Airpark | CAO | KCAO | Clayton | Small airport |
| Clearwater Air Park | CLW | KCLW | Clearwater | Small airport |
| Cliff Hatfield Memorial Airport | CLR | KCLR | Calipatria | Small airport |
| Clinton Municipal Airport | CWI | KCWI | Clinton | Small airport |
| Clinton Regional Airport | CLK | KCLK | Clinton | Small airport |
| Clinton Sherman Airport | CSM | KCSM | Clinton | Small airport |
| Clintonville Municipal Airport | CLI | KCLI | Clintonville | Small airport |
| Cochise County Airport | CWX | KP33 | Willcox | Small airport |
| Coeur D'Alene Airport - Pappy Boyington Field | COE | KCOE | Coeur d'Alene | Regional airport |
| Coffeyville Municipal Airport | CFV | KCFV | Coffeyville | Small airport |
| Coldfoot Airport | CXF | PACX | Coldfoot | Small airport |
| Coleman A. Young Municipal Airport | DET | KDET | Detroit | Regional airport |
| Coleman Municipal Airport | COM | KCOM | Coleman | Small airport |
| Coles County Memorial Airport | MTO | KMTO | Mattoon | Small airport |
| College Park Airport | CGS | KCGS | College Park | Small airport |
| Colorado Creek Airport | KCR | KCR | Colorado Creek | Small airport |
| Colorado Plains Regional Airport | AKO | KAKO | Akron | Small airport |
| Columbia Airport | COA | KO22 | Columbia | Small airport |
| Columbia County Airport | HCC | K1B1 | Hudson | Small airport |
| Columbia Gorge Regional Airport | DLS | KDLS | Dallesport / The Dalles | Regional airport |
| Columbus Air Force Base | CBM | KCBM | Columbus | Regional airport |
| Columbus Airport | CUS | 0NM0 | Columbus | Small airport |
| Columbus Lowndes County Airport | UBS | KUBS | Columbus | Small airport |
| Columbus Municipal Airport | CLU | KBAK | Columbus | Regional airport |
| Columbus Municipal Airport | OLU | KOLU | Columbus | Regional airport |
| Compton Woodley Airport | CPM | KCPM | Compton | Small airport |
| Concord Municipal Airport | CON | KCON | Concord | Regional airport |
| Conroe-North Houston Regional Airport | CXO | KCXO | Houston | Regional airport |
| Converse County Airport | DGW | KDGW | Douglas | Small airport |
| Cooperstown-Westville Airport | COP | K23 | Cooperstown | Small airport |
| Copper Center 2 Airport | CZC | Z93 | Copper Center | Small airport |
| Corcoran Airport | CRO | US-12648 | Corcoran | Small airport |
| Cordova Municipal Airport | CKU | CKU | Cordova | Small airport |
| Cortland County Chase Field | CTX | KN03 | Cortland | Small airport |
| Corvallis Municipal Airport | CVO | KCVO | Corvallis | Regional airport |
| Cottonwood Airport | CTW | KP52 | Cottonwood | Small airport |
| Cotulla-La Salle County Airport | COT | KCOT | Cotulla | Small airport |
| Coulter Field | CFD | KCFD | Bryan | Small airport |
| Council Airport | CIL | K29 | Council | Small airport |
| Council Bluffs Municipal Airport | CBF | KCBF | Council Bluffs | Small airport |
| Cox Field | PRX | KPRX | Paris | Regional airport |
| Craig Field | SEM | KSEM | Selma | Small airport |
| Craig Moffat Airport | CIG | KCAG | Craig | Small airport |
| Cram Field | BUB | KBUB | Burwell | Small airport |
| Crane County Airport | CCG | KE13 | Crane | Small airport |
| Crane Island Airstrip | CKR | CKR | Crane Island | Small airport |
| Crater Lake-Klamath Regional Airport | LMT | KLMT | Klamath Falls | Regional airport |
| Creech Air Force Base | INS | KINS | Indian Springs | Small airport |
| Crested Butte Airpark | CSE | 0CO2 | Crested Butte | Small airport |
| Creston Municipal Airport | CSQ | KCSQ | Creston | Small airport |
| Crookston Municipal Kirkwood Field | CKN | KCKN | Crookston | Small airport |
| Cross City Airport | CTY | KCTY | Cross City | Small airport |
| Crossville Memorial Airport Whitson Field | CSV | KCSV | Crossville | Regional airport |
| Crystal Airport | MIC | KMIC | Minneapolis | Small airport |
| Culberson County Airport | VHN | KVHN | Van Horn | Small airport |
| Curtis Field | BBD | KBBD | Brady | Regional airport |
| Cushing Municipal Airport | CUH | KCUH | Cushing | Small airport |
| Cut Bank International Airport | CTB | KCTB | Cut Bank | Regional airport |
| Cuyahoga County Airport | CGF | KCGF | Cleveland | Regional airport |
| Dade Collier Training and Transition Airport | TNT | KTNT | Miami | Small airport |
| Dahl Creek Airport | DCK | DCK | Dahl Creek | Small airport |
| Dahlgren Naval Surface Warfare Center Airport | DGN | KNDY | Dahlgren | Small airport |
| Dalhart Municipal Airport | DHT | KDHT | Dalhart | Regional airport |
| Dallas Executive Airport | RBD | KRBD | Dallas | Small airport |
| Dalton Municipal Airport | DNN | KDNN | Dalton | Small airport |
| Danbury Municipal Airport | DXR | KDXR | Danbury | Regional airport |
| Daniel Field | DNL | KDNL | Augusta | Regional airport |
| Dansville Municipal Airport | DSV | KDSV | Dansville | Small airport |
| Danville Regional Airport | DAN | KDAN | Danville | Regional airport |
| Dare County Regional Airport | MEO | KMQI | Manteo | Small airport |
| Davenport Municipal Airport | DVN | KDVN | Davenport | Small airport |
| David Wayne Hooks Memorial Airport | DWH | KDWH | Houston | Small airport |
| Davis Monthan Air Force Base | DMA | KDMA | Tucson | Regional airport |
| Davison Army Air Field | DAA | KDAA | Fort Belvoir | Regional airport |
| Dayton-Wright Brothers Airport | MGY | KMGY | Dayton | Small airport |
| Decatur County Industrial Air Park | BGE | KBGE | Bainbridge | Small airport |
| Decorah Municipal Airport | DEH | KDEH | Decorah | Small airport |
| Defiance Memorial Airport | DFI | KDFI | Defiance | Small airport |
| Del Rio International Airport | DRT | KDRT | Del Rio | Regional airport |
| Delaware Coastal Airport | GED | KGED | Georgetown | Small airport |
| Delaware County Johnson Field | MIE | KMIE | Muncie | Regional airport |
| Delta Junction Airport | DJN | D66 | Delta Junction | Small airport |
| Delta Municipal Airport | DTA | KDTA | Delta | Small airport |
| Deming Municipal Airport | DMN | KDMN | Deming | Regional airport |
| Denali National Park Airport | MCL | PAIN | Denali Park | Small airport |
| Denison Municipal Airport | DNS | KDNS | Denison | Small airport |
| Derby Field | LOL | KLOL | Lovelock | Regional airport |
| Desert Rock Airport | DRA | KDRA | Mercury | Regional airport |
| Detroit Lakes Airport | DTL | KDTL | Detroit Lakes | Small airport |
| Dewitt Field - Old Town Municipal Airport | OLD | KOLD | Old Town | Small airport |
| Dillant Hopkins Airport | EEN | KEEN | Keene | Regional airport |
| Dillon Airport | DLN | KDLN | Dillon | Small airport |
| Dillon County Airport | DLL | KDLC | Dillon | Small airport |
| Dimmit County Airport | CZT | KCZT | Carrizo Springs | Small airport |
| Dinwiddie County Airport | PTB | KPTB | Petersburg | Small airport |
| Dobbins Air Reserve Base | MGE | KMGE | Marietta | Regional airport |
| Dodge County Airport | UNU | KUNU | Juneau | Small airport |
| Donaldson Field Airport | GDC | KGYH | Greenville | Small airport |
| Door County Cherryland Airport | SUE | KSUE | Sturgeon Bay | Small airport |
| Douglas Municipal Airport | DGL | KDGL | Douglas | Small airport |
| Doylestown Airport | DYL | KDYL | Doylestown | Small airport |
| Drake Field | FYV | KFYV | Fayetteville | Regional airport |
| Draughon Miller Central Texas Regional Airport | TPL | KTPL | Temple | Regional airport |
| Drift River Airport | DRF | 3AK5 | Kenai | Small airport |
| Drummond Airport | DRU | M26 | Drummond | Small airport |
| Drummond Island Airport | DRE | KDRM | Drummond Island | Small airport |
| Dubois Municipal Airport | DBS | U41 | Dubois | Small airport |
| Duke Field | EGI | KEGI | Crestview | Regional airport |
| Dunsmuir Muni-Mott Airport | MHS | 1O6 | Dunsmuir | Small airport |
| Dupage Airport | DPA | KDPA | Chicago/West Chicago | Regional airport |
| Durant Regional Airport - Eaker Field | DUA | KDUA | Durant | Regional airport |
| Dutchess County Airport | POU | KPOU | Poughkeepsie | Regional airport |
| Dyess Air Force Base | DYS | KDYS | Abilene | Regional airport |
| Eagle Air Park | BZT | 2TE0 | Brazoria | Small airport |
| Eagle Lake Airport | ELA | KELA | Eagle Lake | Small airport |
| Eagle River Union Airport | EGV | KEGV | Eagle River | Small airport |
| Eareckson Air Station | SYA | PASY | Shemya | Regional airport |
| Eastern Slopes Regional Airport | FRY | KIZG | Fryeburg | Small airport |
| Eastern WV Regional Airport/Shepherd Field | MRB | KMRB | Martinsburg | Regional airport |
| Eastland Municipal Airport | ETN | KETN | Eastland | Small airport |
| Easton Airport / Newnam Field | ESN | KESN | Easton | Small airport |
| Easton State Airport | ESW | KESW | Easton | Small airport |
| Ed Carlson Memorial Field South Lewis County Airport | TDO | KTDO | Toledo | Small airport |
| Ed-Air Airport | OTN | 2IG4 | Oaktown | Small airport |
| Edward F Knapp State Airport | MPV | KMPV | Barre/Montpelier | Regional airport |
| Edwards Air Force Base | EDW | KEDW | Edwards | Regional airport |
| Eielson Air Force Base | EIL | PAEI | Fairbanks | Regional airport |
| Ekuk Airport | KKU | KKU | Ekuk | Small airport |
| Ekwok Airport | KEK | KEK | Ekwok | Small airport |
| El Centro NAF Airport (Vraciu Field) | NJK | KNJK | El Centro | Regional airport |
| El Reno Regional Airport | RQO | KRQO | El Reno | Small airport |
| Elizabeth City Regional Airport & Coast Guard Air Station | ECG | KECG | Elizabeth City | Regional airport |
| Elizabeth Field | FID | K0B8 | Fishers Island | Small airport |
| Elk City Regional Business Airport | ELK | KELK | Elk City | Small airport |
| Elkhart Municipal Airport | EKI | KEKM | Elkhart | Small airport |
| Elkins-Randolph County Regional Airport | EKN | KEKN | Elkins | Regional airport |
| Ellington Airport | EFD | KEFD | Houston | Regional airport |
| Ellsworth Air Force Base | RCA | KRCA | Rapid City | Regional airport |
| Elmendorf Air Force Base | EDF | PAED | Anchorage | Regional airport |
| Ely Airport Yelland Field | ELY | KELY | Ely | Regional airport |
| Ely Municipal Airport | LYU | KELO | Ely | Regional airport |
| Emporia Municipal Airport | EMP | KEMP | Emporia | Small airport |
| Enid Woodring Regional Airport | WDG | KWDG | Enid | Small airport |
| Enterprise Municipal Airport | ETS | KEDN | Enterprise | Small airport |
| Ephrata Municipal Airport | EPH | KEPH | Ephrata | Small airport |
| Errol Airport | ERR | KERR | Errol | Small airport |
| Esler Army Airfield / Esler Regional Airport | ESF | KESF | Alexandria | Regional airport |
| Essex County Airport | CDW | KCDW | Caldwell | Small airport |
| Estherville Municipal Airport | EST | KEST | Estherville | Small airport |
| Eunice Airport | UCE | K4R7 | Eunice | Small airport |
| Eureka Airport | EUE | K05U | Eureka | Small airport |
| Evanston-Uinta County Airport-Burns Field | EVW | KEVW | Evanston | Regional airport |
| EvelethโVirginia Municipal Airport | EVM | KEVM | Eveleth | Small airport |
| Everett-Stewart Regional Airport | UCY | KUCY | Union City | Small airport |
| Fairbury Municipal Airport | FBY | KFBY | Fairbury | Small airport |
| Fairchild Air Force Base | SKA | KSKA | Spokane | Regional airport |
| Fairfield Municipal Airport | FFL | KFFL | Fairfield | Small airport |
| Fairmont Municipal Airport | FRM | KFRM | Fairmont | Small airport |
| Falcon Field | MSC | KFFZ | Mesa | Small airport |
| Fallon Municipal Airport | FLX | KFLX | Fallon | Small airport |
| Fallon Naval Air Station | NFL | KNFL | Fallon | Regional airport |
| Farewell Airport | FWL | US-12647 | Farewell | Small airport |
| Faribault Municipal Airport-Liz Wall Strohfus Field | FBL | KFBL | Faribault | Small airport |
| Farmington Regional Airport | FAM | KFAM | Farmington | Small airport |
| Fayetteville Municipal Airport | FYM | KFYM | Fayetteville | Small airport |
| Felker Army Air Field | FAF | KFAF | Newport News (Fort Eustis) | Regional airport |
| Felts Field | SFF | KSFF | Spokane | Regional airport |
| Fergus Falls Municipal Airport - Einar Mickelson Field | FFM | KFFM | Fergus Falls | Small airport |
| Fillmore Municipal Airport | FIL | KFOM | Fillmore | Small airport |
| Findlay Airport | FDY | KFDY | Findlay | Regional airport |
| First Flight Airport | FFA | KFFA | Kill Devil Hills | Small airport |
| Flabob Airport | RIR | KRIR | Riverside | Small airport |
| Flat Airport | FLT | PAFT | Flat | Small airport |
| Fletcher Field | CKM | KCKM | Clarksdale | Small airport |
| Florence Municipal Airport | FMU | K6S2 | Florence | Small airport |
| Florida Keys Marathon International Airport | MTH | KMTH | Marathon | Regional airport |
| Floyd Bennett Memorial Airport | GFL | KGFL | Glens Falls | Regional airport |
| Flying Cloud Airport | FCM | KFCM | Minneapolis | Small airport |
| Fond du Lac County Airport | FLD | KFLD | Fond du Lac | Small airport |
| Foothills Regional Airport | MRN | KMRN | Morganton | Small airport |
| Forest City Municipal Airport | FXY | KFXY | Forest City | Small airport |
| Forrest City Municipal Airport | FCY | KFCY | Forrest City | Small airport |
| Fort Bragg Airport | FOB | 82CL | Fort Bragg | Small airport |
| Fort Bridger Airport | FBR | KFBR | Fort Bridger | Small airport |
| Fort Lauderdale Executive Airport | FXE | KFXE | Fort Lauderdale | Regional airport |
| Fort Madison Municipal Airport | FMS | KFSW | Fort Madison | Small airport |
| Fort Meade Executive Airport | FME | KFME | Fort Meade(Odenton) | Regional airport |
| Fort Scott Municipal Airport | FSK | KFSK | Fort Scott | Small airport |
| Fort Stockton Pecos County Airport | FST | KFST | Fort Stockton | Regional airport |
| Fort Sumner Municipal Airport | FSU | KFSU | Fort Sumner | Small airport |
| Four Corners Regional Airport | FMN | KFMN | Farmington | Regional airport |
| Francis S Gabreski Airport | FOK | KFOK | Westhampton Beach | Small airport |
| Franklin County Airport | UOS | KUOS | Sewanee | Small airport |
| Franklin Regional Airport | FKN | KFKN | Franklin | Small airport |
| Frederick Municipal Airport | FDK | KFDK | Frederick | Small airport |
| Frederick Regional Airport | FDR | KFDR | Frederick | Small airport |
| Freeman Municipal Airport | SER | KSER | Seymour | Small airport |
| Fremont County Airport | CNE | K1V6 | Penrose | Small airport |
| Fremont Municipal Airport | FET | KFET | Fremont | Small airport |
| French Lick Municipal Airport | FRH | KFRH | French Lick | Small airport |
| French Valley Airport | RBK | KF70 | Murrieta | Small airport |
| Fresno Chandler Executive Airport | FCH | KFCH | Fresno | Small airport |
| Front Royal Warren County Airport | FRR | KFRR | Front Royal | Small airport |
| Fullerton Municipal Airport | FUL | KFUL | Fullerton | Small airport |
| Fulton County Airport | RCR | KRCR | Rochester | Small airport |
| Fulton County Airport Brown Field | FTY | KFTY | Atlanta | Regional airport |
| Furnace Creek Airport | DTH | KL06 | Death Valley | Small airport |
| Gabbs Airport | GAB | KGAB | Gabbs | Small airport |
| Gage Heibeck Airport | GAG | KGAG | Gage | Small airport |
| Gainesville Municipal Airport | GLE | KGLE | Gainesville | Small airport |
| Galbraith Lake Airport | GBH | PAGB | Galbraith Lake | Small airport |
| Galesburg Regional HW Timmons Airport | GBG | KGBG | Galesburg | Small airport |
| Galion Municipal Airport | GQQ | KGQQ | Galion | Small airport |
| Gansner Field | GNF | K2O1 | Quincy | Small airport |
| Garden County Airport/King Rhiley Field | OKS | KOKS | Oshkosh | Small airport |
| Gardner Municipal Airport | GDM | KGDM | Gardner | Small airport |
| Garfield County Regional Airport | RIL | KRIL | Rifle | Regional airport |
| Garner Field | UVA | KUVA | Uvalde | Small airport |
| Garrett County Airport | ODM | K2G4 | Accident | Small airport |
| Gatlinburg-Pigeon Forge Airport | GKT | KGKT | Sevierville | Small airport |
| Gaylord Regional Airport | GLR | KGLR | Gaylord | Small airport |
| General William J Fox Airfield | WJF | KWJF | Lancaster | Regional airport |
| George Downer Airport | AIV | KAIV | Aliceville | Small airport |
| George R Carr Memorial Air Field | BXA | KBXA | Bogalusa | Small airport |
| George T Lewis Airport | CDK | KCDK | Cedar Key | Small airport |
| Georgetown County Airport | GGE | KGGE | Georgetown | Small airport |
| Gettysburg Regional Airport | GTY | KW05 | Gettysburg | Small airport |
| Gillespie Field | SEE | KSEE | San Diego/El Cajon | Small airport |
| Girdwood-Alyeska Airport | AQY | AQY | Girdwood | Small airport |
| Glacier Creek Airport | KGZ | KGZ | Glacier Creek | Small airport |
| Gladwin Zettel Memorial Airport | GDW | KGDW | Gladwin | Small airport |
| Glasgow Municipal Airport | GLW | KGLW | Glasgow | Small airport |
| Glendale Fokker Field | GWV | WV66 | Glendale | Small airport |
| Godman Army Air Field | FTK | KFTK | Fort Knox | Regional airport |
| Gold Beach Municipal Airport | GOL | K4S1 | Gold Beach | Small airport |
| Gooding Municipal Airport | GNG | KGNG | Gooding | Small airport |
| Goodland Municipal Airport | GLD | KGLD | Goodland | Regional airport |
| Gordon Municipal Airport | GRN | KGRN | Gordon | Small airport |
| Gordonsville Municipal Airport | GVE | KGVE | Gordonsville | Small airport |
| Goshen Municipal Airport | GSH | KGSH | Goshen | Small airport |
| Grand Canyon Bar Ten Airstrip | GCT | 1Z1 | Littlefield | Small airport |
| Grand Canyon Caverns Airport | PGS | L37 | Peach Springs | Small airport |
| Grand Canyon West Airport | GCW | K1G4 | Peach Springs | Small airport |
| Grand Coulee Dam Airport | GCD | K3W7 | Electric City | Small airport |
| Grand Forks Air Force Base | RDR | KRDR | Grand Forks | Regional airport |
| Grand Geneva Resort Airport | XES | KC02 | Lake Geneva | Small airport |
| Grand Glaize Osage Beach Airport | OSB | KK15 | Osage Beach | Small airport |
| Grand Lake Regional Airport | NRI | K3O9 | Afton | Small airport |
| Grand Marais Cook County Airport | GRM | KCKC | Grand Marais | Small airport |
| Grand Rapids Itasca Co-Gordon Newstrom field | GPZ | KGPZ | Grand Rapids | Small airport |
| Grand Strand Airport | CRE | KCRE | North Myrtle Beach | Regional airport |
| Granite Mountain Air Station | GMT | PAGZ | Granite Mountain | Small airport |
| Grant County Airport | PGC | KW99 | Petersburg | Small airport |
| Grant County International Airport | MWH | KMWH | Moses Lake | Regional airport |
| Grant County Regional Airport / Ogilvie Field | JDA | KGCD | John Day | Small airport |
| Grants Pass Airport | GTP | K3S8 | Grants Pass | Small airport |
| Grants-Milan Municipal Airport | GNT | KGNT | Grants | Small airport |
| Grantsburg Municipal Airport | GTG | KGTG | Grantsburg | Small airport |
| Gratiot Community Airport | AMN | KAMN | Alma | Small airport |
| Gray Army Air Field | GRF | KGRF | Joint Base Lewis McChord | Regional airport |
| Great Bend Municipal Airport | GBD | KGBD | Great Bend | Small airport |
| Greater Cumberland Regional Airport | CBE | KCBE | Wiley Ford | Small airport |
| Greater Kankakee Airport | IKK | KIKK | Kankakee | Regional airport |
| Greater Portsmouth Regional Airport | PMH | KPMH | Portsmouth | Small airport |
| GreeleyโWeld County Airport | GXY | KGXY | Greeley | Small airport |
| Green River Municipal Airport | RVR | KU34 | Green River | Small airport |
| Greene County Airport | WAY | KWAY | Waynesburg | Small airport |
| Greeneville Municipal Airport | GCY | KGCY | Greeneville | Small airport |
| Greenlee County Airport | CFT | KCFT | Clifton | Small airport |
| Greenville Airport | GRE | KGRE | Greenville | Small airport |
| Greenville Downtown Airport | GMU | KGMU | Greenville | Regional airport |
| Greenwood County Airport | GRD | KGRD | Greenwood | Small airport |
| GreenwoodโLeflore Airport | GWO | KGWO | Greenwood | Regional airport |
| Griffiss International Airport | RME | KRME | Rome | Regional airport |
| Grissom Air Reserve Base | GUS | KGUS | Peru | Regional airport |
| Groton New London Airport | GON | KGON | Groton | Regional airport |
| Guthrie-Edmond Regional Airport | GOK | KGOK | Guthrie | Small airport |
| Guymon Municipal Airport | GUY | KGUY | Guymon | Regional airport |
| Gwinnett County Briscoe Field | LZU | KLZU | Lawrenceville | Small airport |
| H H Coffield Regional Airport | RCK | KRCK | Rockdale | Small airport |
| Hale County Airport | PVW | KPVW | Plainview | Small airport |
| Half Moon Bay Airport | HAF | KHAF | Half Moon Bay | Small airport |
| Halliburton Field | DUC | KDUC | Duncan | Small airport |
| Hampton Municipal Airport | HPT | KHPT | Hampton | Small airport |
| Hanksville Airport | HVE | KHVE | Hanksville | Small airport |
| Harrell Field | CDH | KCDH | Camden | Small airport |
| Harris County Airport | PIM | KPIM | Pine Mountain | Small airport |
| Harrisburg-Raleigh Airport | HSB | KHSB | Harrisburg | Small airport |
| Harrison County Airport | ASL | KASL | Marshall | Small airport |
| Harry Clever Field | PHD | KPHD | New Philadelphia | Small airport |
| Harry P Williams Memorial Airport | PTN | KPTN | Patterson | Small airport |
| Harry Stern Airport | WAH | KBWP | Wahpeton | Small airport |
| Hartford Brainard Airport | HFD | KHFD | Hartford | Regional airport |
| Hartness State Airport | VSF | KVSF | North Springfield | Small airport |
| Hartsville Regional Airport | HVS | KHVS | Hartsville | Small airport |
| Hastings Municipal Airport | HSI | KHSI | Hastings | Small airport |
| Hattiesburg Bobby L Chain Municipal Airport | HBG | KHBG | Hattiesburg | Regional airport |
| Hawkins Field | HKS | KHKS | Jackson | Small airport |
| Hawthorne Industrial Airport | HTH | KHTH | Hawthorne | Small airport |
| Hayward Executive Airport | HWD | KHWD | Hayward | Small airport |
| Hazleton Municipal Airport | HZL | KHZL | Hazleton | Small airport |
| Healy Lake Airport | HKB | HKB | Healy Lake | Small airport |
| Hemet Ryan Airport | HMT | KHMT | Hemet | Small airport |
| Henderson Executive Airport | HSH | KHND | Las Vegas | Small airport |
| Henry County Airport | PHT | KPHT | Paris | Small airport |
| Henry Post Army Air Field | FSI | KFSI | Fort Sill | Regional airport |
| Henry Tift Myers Airport | TMA | KTMA | Tifton | Small airport |
| Herendeen Bay Airport | HED | AK33 | Herendeen Bay | Small airport |
| Heritage Field | PTW | KPTW | Pottstown | Small airport |
| Hermiston Municipal Airport | HES | KHRI | Hermiston | Small airport |
| Hesler Noble Field | LUL | KLUL | Laurel | Small airport |
| Hickory Regional Airport | HKY | KHKY | Hickory | Regional airport |
| Hill Air Force Base | HIF | KHIF | Ogden | Regional airport |
| Hill City Municipal Airport | HLC | KHLC | Hill City | Small airport |
| Hobart Regional Airport | HBR | KHBR | Hobart | Regional airport |
| Hog River Airport | HGZ | 2AK6 | Hogatza | Small airport |
| Holbrook Municipal Airport | HBK | KP14 | Holbrook | Small airport |
| Hollister Municipal Airport | HLI | KCVH | Hollister | Small airport |
| Holloman Air Force Base | HMN | KHMN | Alamogordo | Regional airport |
| Homestead Air Reserve Base | HST | KHST | Homestead | Regional airport |
| Hooker County Airport | MHN | MHN | Mullen | Small airport |
| Hot Springs County Airport | THP | KHSG | Thermopolis | Small airport |
| Houlton International Airport | HUL | KHUL | Houlton | Regional airport |
| Houma Terrebonne Airport | HUM | KHUM | Houma | Small airport |
| Humboldt Municipal Airport | HUD | K0K7 | Humboldt | Small airport |
| Hunt Field | LND | KLND | Lander | Regional airport |
| Hunter Army Air Field | SVN | KSVN | Savannah | Regional airport |
| Huntingburg Airport | HNB | KHNB | Huntingburg | Small airport |
| Huntsville Regional Airport | HTV | KUTS | Huntsville | Regional airport |
| Huron Regional Airport | HON | KHON | Huron | Regional airport |
| Hutchinson County Airport | BGD | KBGD | Borger | Small airport |
| Hutchinson Municipal Airport | HUT | KHUT | Hutchinson | Regional airport |
| Icy Bay Airport | ICY | 19AK | Icy Bay | Small airport |
| Ida Grove Municipal Airport | IDG | KIDG | Ida Grove | Small airport |
| Idaho County Airport | IDH | KGIC | Grangeville | Small airport |
| Igor I Sikorsky Memorial Airport | BDR | KBDR | Bridgeport | Regional airport |
| Illinois Valley Regional Airport Walter A Duncan Field | VYS | KVYS | Peru | Small airport |
| Immokalee Regional Airport | IMM | KIMM | Immokalee | Small airport |
| Imperial Municipal Airport | IML | KIML | Imperial | Small airport |
| Independence Municipal Airport | IDP | KIDP | Independence | Small airport |
| Indiana CountyโJimmy Stewart Airport | IDI | KIDI | Indiana | Small airport |
| Industrial Airpark | HBB | NM83 | Hobbs | Small airport |
| Ingalls Field | HSP | KHSP | Hot Springs | Small airport |
| Inyokern Airport | IYK | KIYK | Inyokern | Small airport |
| Iosco County Airport | ECA | K6D9 | East Tawas | Small airport |
| Iowa City Municipal Airport | IOW | KIOW | Iowa City | Small airport |
| Iowa Falls Municipal Airport | IFA | KIFA | Iowa Falls | Small airport |
| Iraan Municipal Airport | IRB | K2F0 | Iraan | Small airport |
| J. Randy McKnight Nephi Municipal Airport | NPH | KU14 | Nephi | Small airport |
| Jack Edwards National Airport | GUF | KJKA | Gulf Shores | Small airport |
| Jackpot Airport/Hayden Field | KPT | K06U | Jackpot | Small airport |
| Jackson County Airport/Reynolds Field | JXN | KJXN | Jackson | Regional airport |
| Jackson Municipal Airport | MJQ | KMJQ | Jackson | Small airport |
| Jacksonville Executive at Craig Airport | CRG | KCRG | Jacksonville | Regional airport |
| Jacksonville Municipal Airport | IJX | KIJX | Jacksonville | Small airport |
| Jacksonville Naval Air Station (Towers Field) | NIP | KNIP | Jacksonville | Regional airport |
| Jacqueline Cochran Regional Airport | TRM | KTRM | Palm Springs | Regional airport |
| Jaffrey Airfield Silver Ranch Airport | AFN | KAFN | Jaffrey | Small airport |
| Jasper County Airport | RNZ | KRZL | Rensselaer | Small airport |
| Jasper County Airport Bell Field | JAS | KJAS | Jasper | Small airport |
| Jefferson City Memorial Airport | JEF | KJEF | Jefferson City | Small airport |
| Jefferson County International Airport | TWD | K0S9 | Port Townsend | Small airport |
| Jefferson Municipal Airport | EFW | KEFW | Jefferson | Small airport |
| Jerry Tyler Memorial Airport | NLE | K3TR | Niles | Small airport |
| Jim Hamilton L.B. Owens Airport | CUB | KCUB | Columbia | Regional airport |
| Jim Kelly Field | LXN | KLXN | Lexington | Small airport |
| John F Kennedy Memorial Airport | ASX | KASX | Ashland | Small airport |
| John H Batten Airport | RAC | KRAC | Racine | Small airport |
| Johnson County Airport | BYG | KBYG | Buffalo | Small airport |
| Johnson County Executive Airport | OJC | KOJC | Olathe | Small airport |
| Joint Base Andrews | ADW | KADW | Camp Springs | Regional airport |
| Joliet Regional Airport | JOT | KJOT | Joliet | Small airport |
| Jordan Airport | JDN | KJDN | Jordan | Small airport |
| Kalaeloa Airport | JRF | PHJR | Kapolei | Regional airport |
| Kalakaket Creek AS Airport | KKK | 1KC | Kalakaket Creek | Small airport |
| Kanab Municipal Airport | KNB | KKNB | Kanab | Small airport |
| Kaneohe Bay MCAS (Marion E. Carl Field) Airport | NGF | PHNG | Kaneohe | Regional airport |
| Karl Stefan Memorial Airport | OFK | KOFK | Norfolk | Regional airport |
| Kawaihapai Airfield | HDH | PHDH | Mokuleia | Small airport |
| Kayenta Airport | MVM | K0V7 | Kayenta | Small airport |
| Keesler Air Force Base | BIX | KBIX | Biloxi | Regional airport |
| Kegelman AF Aux Field | CKA | KCKA | Cherokee | Small airport |
| Kemmerer Municipal Airport | EMM | KEMM | Kemmerer | Small airport |
| Kennett Memorial Airport | KNT | KTKX | Kennett | Small airport |
| Kenosha Regional Airport | ENW | KENW | Kenosha | Regional airport |
| Kentland Municipal Airport | KKT | K50I | Kentland | Small airport |
| Keokuk Municipal Airport | EOK | KEOK | Keokuk | Small airport |
| Kerrville / Kerr County Airport at Louis Schreiner Field | ERV | KERV | Kerrville | Small airport |
| Kickapoo Downtown Airport | KIP | KCWC | Wichita Falls | Small airport |
| Kimble County Airport | JCT | KJCT | Junction | Regional airport |
| Kingman Airport | IGM | KIGM | Kingman | Regional airport |
| Kingsville Naval Air Station | NQI | KNQI | Kingsville | Regional airport |
| Kinston Regional Jetport At Stallings Field | ISO | KISO | Kinston | Regional airport |
| Kirk Field | PGR | KPGR | Paragould | Small airport |
| Kirsch Municipal Airport | IRS | KIRS | Sturgis | Small airport |
| Kissimmee Gateway Airport | ISM | KISM | Orlando | Regional airport |
| Kneeland Airport | NLN | O19 | Kneeland | Small airport |
| Kodiak Municipal Airport | KDK | PAKD | Kodiak | Small airport |
| Kokomo Municipal Airport | OKK | KOKK | Kokomo | Small airport |
| Kosciusko Attala County Airport | OSX | KOSX | Kosciusko | Small airport |
| Kulik Lake Airport | LKK | PAKL | Kulik Lake | Small airport |
| L O Simenstad Municipal Airport | OEO | KOEO | Osceola | Small airport |
| LBJ Ranch Airport | JCY | 0TE7 | Stonewall | Small airport |
| La Grande/Union County Airport | LGD | KLGD | La Grande | Small airport |
| La Porte Municipal Airport | LPO | KPPO | La Porte | Small airport |
| LaGrange Callaway Airport | LGC | KLGC | LaGrange | Small airport |
| Lackland Air Force Base | SKF | KSKF | San Antonio | Regional airport |
| Laconia Municipal Airport | LCI | KLCI | Laconia / Gilford | Small airport |
| Ladd Army Airfield | FBK | PAFB | Fairbanks | Regional airport |
| Laguna Army Airfield | LGF | KLGF | Yuma Proving Ground(Yuma) | Small airport |
| Lake City Gateway Airport | LCQ | KLCQ | Lake City | Small airport |
| Lake County Airport | LKV | KLKV | Lakeview | Small airport |
| Lake County Airport | LXV | KLXV | Leadville | Small airport |
| Lake County Executive Airport | LNN | KLNN | Willoughby | Small airport |
| Lake Cumberland Regional Airport | SME | KSME | Somerset | Regional airport |
| Lake Placid Airport | LKP | KLKP | Lake Placid | Small airport |
| Lake Tahoe Airport | TVL | KTVL | South Lake Tahoe | Regional airport |
| Lakefront Airport | NEW | KNEW | New Orleans | Regional airport |
| Lakehurst Maxfield Field Airport | NEL | KNEL | Lakehurst | Regional airport |
| Lakeland Airport Noble F Lee Memorial Field | ARV | KARV | Woodruff | Small airport |
| Lampson Field | CKE | K1O2 | Lakeport | Small airport |
| Langley Air Force Base | LFI | KLFI | Hampton | Regional airport |
| Las Vegas Municipal Airport | LVS | KLVS | Las Vegas | Regional airport |
| Laughlin Air Force Base | DLF | KDLF | Del Rio | Regional airport |
| Laughlin Bullhead International Airport | IFP | KIFP | Bullhead City | Regional airport |
| Laurinburg Maxton Airport | MXE | KMEB | Maxton | Small airport |
| Lawrence County Airpark | HTW | KHTW | South Point | Small airport |
| Lawrence J Timmerman Airport | MWC | KMWC | Milwaukee | Small airport |
| Lawrence Municipal Airport | LWC | KLWC | Lawrence | Small airport |
| Lawrence Municipal Airport | LWM | KLWM | Lawrence | Regional airport |
| Lawrenceville Vincennes International Airport | LWV | KLWV | Lawrenceville | Small airport |
| Lawson Army Air Field | LSF | KLSF | Fort Benning | Regional airport |
| Le Mars Municipal Airport | LRJ | KLRJ | Le Mars | Small airport |
| Lee Airport | ANP | KANP | Annapolis | Small airport |
| Lee C Fine Memorial Airport | AIZ | KAIZ | Kaiser Lake Ozark | Small airport |
| Lee Gilmer Memorial Airport | GVL | KGVL | Gainesville | Small airport |
| Leesburg International Airport | LEE | KLEE | Leesburg | Regional airport |
| Lemmon Municipal Airport | LEM | KLEM | Lemmon | Small airport |
| Lemoore Naval Air Station (Reeves Field) Airport | NLC | KNLC | Lemoore | Regional airport |
| Lenawee County Airport | ADG | KADG | Adrian | Small airport |
| Levelock Airport | KLL | 9Z8 | Levelock | Small airport |
| Lewis University Airport | LOT | KLOT | Chicago/Romeoville | Small airport |
| Lewistown Municipal Airport | LWT | KLWT | Lewistown | Regional airport |
| Lima Allen County Airport | AOH | KAOH | Lima | Small airport |
| Lime Village Airport | LVD | 2AK | Lime Village | Small airport |
| Limon Municipal Airport | LIC | KLIC | Limon | Small airport |
| Linden Airport | LDJ | KLDJ | Linden | Small airport |
| Little Rock Air Force Base | LRF | KLRF | Jacksonville | Regional airport |
| Livengood Camp Airport | LIV | 4AK | Livengood | Small airport |
| Livermore Municipal Airport | LVK | KLVK | Livermore | Small airport |
| Logan-Cache Airport | LGU | KLGU | Logan | Regional airport |
| Lompoc Airport | LPC | KLPC | Lompoc | Small airport |
| London-Corbin Airport/Magee Field | LOZ | KLOZ | London | Regional airport |
| Lonesome Pine Airport | LNP | KLNP | Wise | Small airport |
| Lordsburg Municipal Airport | LSB | KLSB | Lordsburg | Small airport |
| Loring International Airport | LIZ | ME16 | Limestone | Small airport |
| Los Alamos Airport | LAM | KLAM | Los Alamos | Small airport |
| Los Banos Municipal Airport | LSN | KLSN | Los Banos | Small airport |
| Louisa County Airport / Freeman Field | LOW | KLKU | Louisa | Small airport |
| Louisville Winston County Airport | LMS | KLMS | Louisville | Small airport |
| Lowcountry Regional Airport | RBW | KRBW | Walterboro | Small airport |
| Lt Warren Eaton Airport | OIC | KOIC | Norwich | Small airport |
| Luke Air Force Base | LUF | KLUF | Glendale | Regional airport |
| Lumberton Regional Airport | LBT | KLBT | Lumberton | Regional airport |
| Lusk Municipal Airport | LSK | KLSK | Lusk | Small airport |
| Lyons-Rice County Municipal Airport | LYO | KLYO | Lyons | Small airport |
| M. Graham Clark Downtown Airport | PLK | KPLK | Branson / Hollister | Small airport |
| MacDill Air Force Base | MCF | KMCF | Tampa | Regional airport |
| Mackall Army Air Field | HFF | KHFF | Hoffman | Small airport |
| Mackinac Island Airport | MCD | KMCD | Mackinac Island | Small airport |
| Macomb Municipal Airport | MQB | KMQB | Macomb | Small airport |
| Macon Downtown Airport | MAC | KMAC | Macon | Small airport |
| Madera Municipal Airport | MAE | KMAE | Madera | Small airport |
| Madison Municipal Airport | XMD | KMDS | Madison | Small airport |
| Madison Regional Airport | MDN | KIMS | Madison | Small airport |
| Madras Municipal Airport | MDJ | KS33 | Madras | Small airport |
| Magnolia Municipal Airport / Ralph C Weiser Field | AGO | KAGO | Magnolia | Small airport |
| Majors Airport | GVT | KGVT | Greenville | Small airport |
| Malad City Airport | MLD | KMLD | Malad City | Small airport |
| Malden Regional Airport | MAW | KMAW | Malden | Small airport |
| Malta Airport | MLK | KM75 | Malta | Small airport |
| Manila Municipal Airport | MXA | KMXA | Manila | Small airport |
| Manitowoc County Airport | MTW | KMTW | Manitowoc | Small airport |
| Mankato Regional Airport | MKT | KMKT | Mankato | Small airport |
| Mansfield Lahm Regional Airport | MFD | KMFD | Mansfield | Regional airport |
| Manti-Ephraim Airport | NTJ | K41U | Manti | Small airport |
| Marana Regional Airport | AVW | KAVQ | Marana | Small airport |
| Marble Canyon Airport | MYH | KL41 | Marble Canyon | Small airport |
| March Air Reserve Base | RIV | KRIV | Riverside | Regional airport |
| Marco Island Executive Airport | MRK | KMKY | Marco Island | Small airport |
| Marfa Municipal Airport | MRF | KMRF | Marfa | Small airport |
| Marin County Airport - Gnoss Field | NOT | KDVO | Novato | Small airport |
| Marina Municipal Airport | OAR | KOAR | Marina | Small airport |
| Marion County Airport - Brown Field | APT | KAPT | Jasper | Small airport |
| Marion County Rankin Fite Airport | HAB | KHAB | Hamilton | Small airport |
| Marion County Regional Airport | FLP | KFLP | Flippin | Small airport |
| Marion Municipal Airport | MNN | KMNN | Marion | Small airport |
| Marion Municipal Airport | MZZ | KMZZ | Marion | Small airport |
| Mariposa Yosemite Airport | RMY | KMPI | Mariposa | Small airport |
| Marlboro County Jetport - H E Avent Field Airport | BTN | KBBP | Bennettsville | Small airport |
| Marshall Army Air Field | FRI | KFRI | Fort Riley (Junction City) | Regional airport |
| Marshall Memorial Municipal Airport | MHL | KMHL | Marshall | Small airport |
| Marshalltown Municipal Airport | MIW | KMIW | Marshalltown | Small airport |
| Marshfield Municipal Airport | MFI | KMFI | Marshfield | Small airport |
| Martin State Airport | MTN | KMTN | Baltimore | Regional airport |
| Mary Walker LZ Airport | APH | KAPH | Bowling Green | Small airport |
| Mason County Airport | LDM | KLDM | Ludington | Small airport |
| Maury County Airport | MRC | KMRC | Columbia/Mount Pleasant | Small airport |
| Maverick County Memorial International Airport | EGP | K5T9 | Eagle Pass | Small airport |
| Maxson Airfield | AXB | 89NY | Alexandria Bay | Small airport |
| Maxwell Air Force Base | MXF | KMXF | Montgomery | Regional airport |
| Mc Alester Regional Airport | MLC | KMLC | Mc Alester | Regional airport |
| Mc Carthy Airport | MXY | PAMX | Mccarthy | Small airport |
| Mc Entire Joint National Guard Base | MMT | KMMT | Eastover | Regional airport |
| Mc Guire Air Force Base | WRI | KWRI | Wrightstown | Regional airport |
| Mc Pherson Airport | MPR | KMPR | Mc Pherson | Small airport |
| McChord Air Force Base | TCM | KTCM | Tacoma | Regional airport |
| McClellan Airfield | MCC | KMCC | Sacramento | Regional airport |
| McComb-Pike County Airport / John E Lewis Field | MCB | KMCB | McComb | Regional airport |
| McConnell Air Force Base | IAB | KIAB | Wichita | Regional airport |
| McKinney National Airport | DTX | KTKI | Dallas | Small airport |
| McMinn County Airport | MMI | KMMI | Athens | Small airport |
| Mefford Field | TLR | KTLR | Tulare | Small airport |
| Mena Intermountain Municipal Airport | UMZ | KMEZ | Mena | Small airport |
| MenomineeโMarinette Twin County Airport | MNM | KMNM | Menominee | Small airport |
| Mercer County Airport | BLF | KBLF | Bluefield | Regional airport |
| Merrill Municipal Airport | RRL | KRRL | Merrill | Small airport |
| Merritt Island Airport | COI | KCOI | Merritt Island | Small airport |
| Mesa Del Rey Airport | KIC | KKIC | King City | Small airport |
| Mesquite Airport | MFH | K67L | Mesquite | Regional airport |
| Metro Field | MTX | MTF | Fairbanks | Small airport |
| Mettel Field | CEV | KCEV | Connersville | Small airport |
| Miami Executive Airport | TMB | KTMB | Miami | Regional airport |
| Miami Municipal Airport | MIO | KMIO | Miami | Small airport |
| Miami University Airport | OXD | KOXD | Oxford | Small airport |
| Michael AAF (Dugway Proving Ground) Airport | DPG | KDPG | Dugway Proving Ground | Small airport |
| Mid-Carolina Regional Airport | SRW | KRUQ | Salisbury | Small airport |
| Mid-State Regional Airport | PSB | KPSB | Philipsburg | Small airport |
| MidCoast Regional Airport at Wright Army Airfield | LIY | KLHW | Hinesville | Small airport |
| Middleton Island Airport | MDO | PAMD | Middleton Island | Small airport |
| Middletown Regional Airport | MWO | KMWO | Middletown | Small airport |
| Midland Airpark | MDD | KMDD | Midland | Small airport |
| Mifflin County Airport | RED | KRVL | Reedsville | Small airport |
| Miles City Airport - Frank Wiley Field | MLS | KMLS | Miles City | Regional airport |
| Miley Memorial Field | BPI | KBPI | Big Piney | Regional airport |
| Milford Municipal-Ben and Judy Briscoe Field | MLF | KMLF | Milford | Small airport |
| Millard Airport | MIQ | KMLE | Omaha | Small airport |
| Miller Field | VTN | KVTN | Valentine | Regional airport |
| Millington-Memphis Airport | NQA | KNQA | Millington | Regional airport |
| Millinocket Municipal Airport | MLT | KMLT | Millinocket | Small airport |
| Millville Municipal Airport | MIV | KMIV | Millville | Regional airport |
| Minden-Tahoe Airport | MEV | KMEV | Minden | Small airport |
| Minot Air Force Base | MIB | KMIB | Minot | Regional airport |
| Minute Man Air Field | MMN | 6B6 | Stow | Small airport |
| Miramar Marine Corps Air Station - Mitscher Field | NKX | KNKX | San Diego | Regional airport |
| Mission Field | LVM | KLVM | Livingston | Regional airport |
| Mitchell Municipal Airport | MHE | KMHE | Mitchell | Small airport |
| Mobile Downtown Airport | BFM | KBFM | Mobile | Regional airport |
| Mobridge Municipal Airport | MBG | KMBG | Mobridge | Regional airport |
| Modesto City Co-Harry Sham Field | MOD | KMOD | Modesto | Regional airport |
| Moffett Federal Airfield | NUQ | KNUQ | Mountain View | Regional airport |
| Mojave Air & Space Port | MHV | KMHV | Mojave | Regional airport |
| Mondell Field | ECS | KECS | Newcastle | Small airport |
| Monmouth Executive Airport | BLM | KBLM | Belmar/Farmingdale | Small airport |
| Monroe County Aeroplex Airport | MVC | KMVC | Monroeville | Small airport |
| Monroe County Airport | BMG | KBMG | Bloomington | Regional airport |
| Montague-Yreka Rohrer Field | ROF | K1O5 | Montague | Small airport |
| Montevideo Chippewa County Airport | MVE | KMVE | Montevideo | Small airport |
| Montgomery County Airpark | GAI | KGAI | Gaithersburg | Small airport |
| Montgomery-Gibbs Executive Airport | MYF | KMYF | San Diego | Small airport |
| Monticello Airport | MXC | MXC | Monticello | Small airport |
| Monticello Regional Airport | MXO | KMXO | Monticello | Small airport |
| Monument Valley Airport | GMV | UT25 | Oljato-Monument Valley | Small airport |
| Moody Air Force Base | VAD | KVAD | Valdosta | Regional airport |
| Moore County Airport | SOP | KSOP | Carthage | Small airport |
| Morris Municipal Airport Charlie Schmidt Field | MOX | KMOX | Morris | Small airport |
| Morristown Municipal Airport | MMU | KMMU | Morristown | Regional airport |
| Morristown Regional Airport | MOR | KMOR | Morristown | Small airport |
| Morrisville-Stowe State Airport | MVL | KMVL | Morrisville | Small airport |
| Moses Point Airport | MOS | MOS | Elim | Small airport |
| Moultrie Municipal Airport | MGR | KMGR | Moultrie | Small airport |
| Mount Pleasant Municipal Airport | MOP | KMOP | Mount Pleasant | Small airport |
| Mount Pleasant Municipal Airport | MPZ | KMPZ | Mount Pleasant | Small airport |
| Mount Pleasant Regional Airport | MPS | KOSA | Mount Pleasant | Small airport |
| Mount Vernon Outland Airport | MVN | KMVN | Mount Vernon | Small airport |
| Mount Washington Regional Airport | HIE | KHIE | Whitefield | Small airport |
| Mountain Home Air Force Base | MUO | KMUO | Mountain Home | Regional airport |
| Muir Army Air Field (Fort Indiantown Gap) Airport | MUI | KMUI | Fort Indiantown Gap(Annville) | Regional airport |
| Murray Field | EKA | KEKA | Eureka | Regional airport |
| Murray-Calloway County Airport Kyle-Oakley Field | CEY | KCEY | Murray | Small airport |
| Muscatine Municipal Airport | MUT | KMUT | Muscatine | Small airport |
| Muskogee-Davis Regional Airport | MKO | KMKO | Muskogee | Small airport |
| NAS Fort Worth JRB / Carswell Field | FWH | KNFW | Fort Worth | Regional airport |
| Naknek Airport | NNK | 5NK | Naknek | Small airport |
| Napa County Airport | APC | KAPC | Napa | Small airport |
| Naples Municipal Airport | APF | KAPF | Naples | Regional airport |
| Nashua Airport / Boire Field | ASH | KASH | Nashua | Small airport |
| NatchezโAdams County Airport / Hardy-Anders Field | HEZ | KHEZ | Natchez | Small airport |
| National Wildlife Refuge Airport | MGI | MGI | Matagorda Island | Small airport |
| Naval Air Station Corpus Christi Truax Field | NGP | KNGP | Corpus Christi | Regional airport |
| Naval Air Station Key West/Boca Chica Field | NQX | KNQX | Key West | Regional airport |
| Naval Air Station Pensacola Forrest Sherman Field | NPA | KNPA | Pensacola | Regional airport |
| Naval Outlying Field Barin | NHX | KNBJ | Foley | Small airport |
| Naval Outlying Field Imperial Beach (Ream Field) | NRS | KNRS | Imperial Beach | Small airport |
| Naval Station Mayport / Admiral David L McDonald Field | NRB | KNRB | Jacksonville | Regional airport |
| Needles Airport | EED | KEED | Needles | Regional airport |
| Neil Armstrong Airport | AXV | KAXV | Wapakoneta | Small airport |
| Nellis Air Force Base | LSV | KLSV | Las Vegas | Regional airport |
| Nenana Municipal Airport | ENN | PANN | Nenana | Regional airport |
| Neosho Hugh Robinson Airport | EOS | KEOS | Neosho | Small airport |
| Nervino Airport | NVN | KO02 | Beckwourth | Small airport |
| Nevada Municipal Airport | NVD | KNVD | Nevada | Small airport |
| New Century AirCenter Airport | JCI | KIXD | New Century | Small airport |
| New Coalinga Municipal Airport | CLG | KC80 | Coalinga | Small airport |
| New Orleans NAS JRB/Alvin Callender Field | NBG | KNBG | New Orleans | Regional airport |
| New Richmond Regional Airport | RNH | KRNH | New Richmond | Regional airport |
| New River Valley Airport | PSK | KPSK | Dublin | Small airport |
| New Ulm Municipal Airport | ULM | KULM | New Ulm | Small airport |
| Newport Municipal Airport | ONP | KONP | Newport | Regional airport |
| Newton City-County Airport | EWK | KEWK | Newton | Small airport |
| Newton Municipal Airport | TNU | KTNU | Newton | Small airport |
| Ninilchik Airport | NIN | NIN | Ninilchik | Small airport |
| Nogales International Airport | OLS | KOLS | Nogales | Regional airport |
| Nondalton Airport | NNL | PANO | Nondalton | Small airport |
| Norfolk Naval Station (Chambers Field) | NGU | KNGU | Norfolk | Regional airport |
| North Central State Airport | SFZ | KSFZ | Pawtucket | Small airport |
| North Fork Valley Airport | WPO | K7V2 | Paonia | Small airport |
| North Island Naval Air Station-Halsey Field | NZY | KNZY | San Diego | Regional airport |
| North Las Vegas Airport | VGT | KVGT | Las Vegas | Regional airport |
| North Perry Airport | HWO | KHWO | Hollywood | Regional airport |
| North Texas Regional Airport Perrin Field | PNX | KGYI | Denison | Regional airport |
| Northeast Alabama Regional Airport | GAD | KGAD | Gadsden | Small airport |
| Northeast Iowa Regional Airport | CCY | KCCY | Charles City | Regional airport |
| Northeast Kingdom International Airport | EFK | KEFK | Newport | Small airport |
| Northeast Ohio Regional Airport | JFN | KHZY | Ashtabula | Regional airport |
| Northeast Philadelphia Airport | PNE | KPNE | Philadelphia | Regional airport |
| Northeastern Regional Airport | EDE | KEDE | Edenton | Small airport |
| Northern Aroostook Regional Airport | WFK | KFVE | Frenchville | Small airport |
| Northern Colorado Regional Airport | FNL | KFNL | Loveland | Regional airport |
| Norwood Memorial Airport | OWD | KOWD | Norwood | Regional airport |
| Nyac Airport | ZNC | ZNC | Nyac | Small airport |
| O'Neal Airport | OEA | KOEA | Lawrenceville | Small airport |
| O'Neill Municipal AirportโJohn L Baker Field | ONL | KONL | O'Neill | Small airport |
| Oakdale Airport | ODC | KO27 | Oakdale | Small airport |
| Oakland County International Airport | PTK | KPTK | Pontiac | Regional airport |
| Ocala International Airport - Jim Taylor Field | OCF | KOCF | Ocala | Small airport |
| Ocean County Airport | MJX | KMJX | Toms River | Small airport |
| Ocean Reef Club Airport | OCA | 07FA | Key Largo | Regional airport |
| Oceana Naval Air Station | NTU | KNTU | Virginia Beach | Regional airport |
| Oceanside Municipal Airport | OCN | KOKB | Oceanside | Regional airport |
| Oconee County Regional Airport | CEU | KCEU | Clemson | Small airport |
| Odessa Schlemeyer Field | ODT | KODO | Odessa | Small airport |
| Offutt Air Force Base | OFF | KOFF | Omaha | Regional airport |
| Ogallala Municipal Airport Searle Field | OGA | KOGA | Ogallala | Small airport |
| Ohio University Airport | ATO | KUNI | Albany | Small airport |
| Ohkay Owingeh Airport | ESO | KE14 | Espanola | Small airport |
| Okeechobee County Airport | OBE | KOBE | Okeechobee | Small airport |
| Okmulgee Regional Airport | OKM | KOKM | Okmulgee | Small airport |
| Olive Branch Airport | OLV | KOLV | Olive Branch | Small airport |
| Olney Municipal Airport | ONY | KONY | Olney | Small airport |
| Olney Noble Airport | OLY | KOLY | Olney-Noble | Small airport |
| Omak Airport | OMK | KOMK | Omak | Small airport |
| Omar N Bradley Airport | MBY | KMBY | Moberly | Small airport |
| Ontario Municipal Airport | ONO | KONO | Ontario | Regional airport |
| Orange County Airport | MGJ | KMGJ | Montgomery | Small airport |
| Orangeburg Municipal Airport | OGB | KOGB | Orangeburg | Regional airport |
| Orlando Executive Airport | ORL | KORL | Orlando | Regional airport |
| Oroville Municipal Airport | OVE | KOVE | Oroville | Small airport |
| Oscoda Wurtsmith Airport | OSC | KOSC | Oscoda | Small airport |
| Oskaloosa Municipal Airport | OOA | KOOA | Cedar | Small airport |
| Ottumwa Regional Airport | OTM | KOTM | Ottumwa | Regional airport |
| Owatonna Degner Regional Airport | OWA | KOWA | Owatonna | Small airport |
| Oxnard Airport | OXR | KOXR | Oxnard | Regional airport |
| Ozark Regional Airport | WMH | KBPK | Mountain Home | Regional airport |
| Ozona Municipal Airport | OZA | KOZA | Ozona | Small airport |
| Pacific City State Airport | PFC | KPFC | Pacific City | Small airport |
| Page Field | FMY | KFMY | Fort Myers | Regional airport |
| Palacios Municipal Airport | PSX | KPSX | Palacios | Small airport |
| Palestine Municipal Airport | PSN | KPSN | Palestine | Small airport |
| Palm Beach County Glades Airport | PHK | KPHK | Pahokee | Small airport |
| Palm Beach County Park Airport | LNA | KLNA | West Palm Beach | Small airport |
| Palmdale Regional Airport / USAF Plant 42 Airport | PMD | KPMD | Palmdale | Regional airport |
| Palo Alto Airport | PAO | KPAO | Palo Alto | Regional airport |
| Panguitch Municipal Airport | PNU | KU55 | Panguitch | Small airport |
| Paradise Skypark Airport | PYS | CA92 | Paradise | Small airport |
| Park Falls Municipal Airport | PKF | KPKF | Park Falls | Small airport |
| Park Rapids Municipal Airport Konshok Field | PKD | KPKD | Park Rapids | Small airport |
| Park Township Airport | HLM | US-12649 | Holland | Small airport |
| Parker County Airport | WEA | KWEA | Weatherford | Small airport |
| Parlin Field | NWH | K2B3 | Newport | Small airport |
| Paso Robles Municipal Airport | PRB | KPRB | Paso Robles | Regional airport |
| Patrick Space Force Base | COF | KCOF | Cocoa Beach | Regional airport |
| Patuxent River Naval Air Station (Trapnell Field) | NHK | KNHK | Patuxent River | Regional airport |
| Payson Airport | PJB | KPAN | Payson | Small airport |
| Pecos Municipal Airport | PEQ | KPEQ | Pecos | Small airport |
| Pembina Municipal Airport | PMB | KPMB | Pembina | Small airport |
| Penn Valley Airport | SEG | KSEG | Selinsgrove | Small airport |
| Perot Field/Fort Worth Alliance Airport | AFW | KAFW | Fort Worth | Regional airport |
| Perry Lefors Field | PPA | KPPA | Pampa | Small airport |
| Perry Municipal Airport | PRO | KPRO | Perry | Small airport |
| Perry Stokes Airport | TAD | KTAD | Trinidad | Small airport |
| Perry-Foley Airport | FPY | K40J | Perry | Small airport |
| Peter O Knight Airport | TPF | KTPF | Tampa | Small airport |
| Petit Jean Park Airport | MPJ | KMPJ | Morrilton | Small airport |
| Phifer Airfield | EAN | KEAN | Wheatland | Small airport |
| Philip Airport | PHP | KPHP | Philip | Small airport |
| Philip Billard Municipal Airport | TOP | KTOP | Topeka | Regional airport |
| Phillips Army Air Field | APG | KAPG | Aberdeen | Regional airport |
| Phoenix Deer Valley Airport | DVT | KDVT | Phoenix | Small airport |
| Phoenix Goodyear Airport | GYR | KGYR | Goodyear | Small airport |
| Pickens County Airport | LQK | KLQK | Pickens | Small airport |
| Pike County Airport Hatcher Field | PVL | KPBX | Pikeville | Small airport |
| Pinal Airpark | MZJ | KMZJ | Marana | Small airport |
| Pine Bluff Regional Airport, Grider Field | PBF | KPBF | Pine Bluff | Regional airport |
| Pine Island Airport | DUF | 7NC2 | Corolla | Small airport |
| Pine Ridge Airport | XPR | KIEN | Pine Ridge | Small airport |
| Pittsburgh/Butler Regional Airport | BTP | KBTP | Butler | Small airport |
| Pittsfield Municipal Airport | PSF | KPSF | Pittsfield | Small airport |
| Placerville Airport | PVF | KPVF | Placerville | Small airport |
| Plymouth Municipal Airport | PLY | KC65 | Plymouth | Small airport |
| Plymouth Municipal Airport | PYM | KPYM | Plymouth | Small airport |
| Pocahontas Municipal Airport | POH | KPOH | Pocahontas | Small airport |
| Pocono Mountains Municipal Airport | MPO | KMPO | Mount Pocono | Small airport |
| Point Lonely Short Range Radar Site Airfield | LNI | PALN | Point Lonely | Small airport |
| Point Mugu Naval Air Station (Naval Base Ventura Co) | NTD | KNTD | Point Mugu | Regional airport |
| Polacca Airport | PXL | KP10 | Polacca | Small airport |
| Polk Army Air Field | POE | KPOE | Fort Polk | Regional airport |
| Pompano Beach Airpark | PPM | KPMP | Pompano Beach | Small airport |
| Ponca City Regional Airport | PNC | KPNC | Ponca City | Regional airport |
| Pope Field | GFD | KGFD | Greenfield | Small airport |
| Pope Field | POB | KPOB | Fort Bragg | Regional airport |
| Poplar Bluff Municipal Airport | POF | KPOF | Poplar Bluff | Small airport |
| Poplarville Pearl River County Airport | PCU | KM13 | Poplarville | Small airport |
| Port Allen Airport | PAK | PHPA | Hanapepe | Small airport |
| Port Clarence Coast Guard Station | KPC | PAPC | Port Clarence | Regional airport |
| Port Meadville Airport | MEJ | KGKJ | Meadville | Small airport |
| Port Moller Airport | PML | PAAL | Cold Bay | Small airport |
| Portage Creek Airport | PCA | PAOC | Portage Creek | Small airport |
| Porter County Municipal Airport | VPZ | KVPZ | Valparaiso | Regional airport |
| Porterville Municipal Airport | PTV | KPTV | Porterville | Small airport |
| Portland Hillsboro Airport | HIO | KHIO | Portland | Regional airport |
| Portland Troutdale Airport | TTD | KTTD | Portland | Regional airport |
| Powell Municipal Airport | POY | KPOY | Powell | Small airport |
| Prairie Du Chien Municipal Airport | PCD | KPDC | Prairie Du Chien | Small airport |
| Pratt Regional Airport | PTT | KPTT | Pratt | Small airport |
| Prentice Airport | PRW | K5N2 | Prentice | Small airport |
| Princeton Airport | PCT | K39N | Princeton/Rocky Hill | Small airport |
| Princeton Municipal Airport | PNN | KPNN | Princeton | Small airport |
| Princeville Airport | HPV | HI01 | Hanalei | Small airport |
| Prineville Airport | PRZ | KS39 | Prineville | Small airport |
| Prospect Creek Airport | PPC | PAPR | Prospect Creek | Small airport |
| Provincetown Municipal Airport | PVC | KPVC | Provincetown | Small airport |
| Pryor Field Regional Airport | DCU | KDCU | Decatur | Small airport |
| Quakertown Airport | UKT | KUKT | Quakertown | Small airport |
| Quantico Marine Corps Airfield / Turner Field | NYG | KNYG | Quantico | Regional airport |
| Quartz Creek Airport | JLA | JLA | Cooper Landing | Small airport |
| Quillayute Airport | UIL | KUIL | Quillayute | Small airport |
| Quonset State Airport | NCO | KOQU | North Kingstown | Regional airport |
| Ralph Wenz Field | PWY | KPNA | Pinedale | Regional airport |
| Randolph Air Force Base | RND | KRND | Universal City | Regional airport |
| Ranger Municipal Airport | RGR | F23 | Ranger | Small airport |
| Raton Municipal Airport / Crews Field | RTN | KRTN | Raton | Small airport |
| Rawlins Municipal Airport/Harvey Field | RWL | KRWL | Rawlins | Regional airport |
| Reading Regional Airport (Carl A Spaatz Field) | RDG | KRDG | Reading | Regional airport |
| Red Bluff Municipal Airport | RBL | KRBL | Red Bluff | Regional airport |
| Red Dog Airport | RDB | PADG | Red Dog | Small airport |
| Redstone Army Air Field | HUA | KHUA | Redstone Arsnl Huntsville | Regional airport |
| Redwood Falls Municipal Airport | RWF | KRWF | Redwood Falls | Regional airport |
| Reese Airpark | REE | 8XS8 | Lubbock | Small airport |
| Reid-Hillview Airport of Santa Clara County | RHV | KRHV | San Jose | Small airport |
| Renton Municipal Airport | RNT | KRNT | Renton | Small airport |
| Republic Airport | FRG | KFRG | East Farmingdale | Regional airport |
| Rexburg Madison County Airport | RXE | KRXE | Rexburg | Small airport |
| Rice Lake Regional Airport - Carl's Field | RIE | KRPD | Rice Lake | Small airport |
| Richard B Russell Airport | RMG | KRMG | Rome | Regional airport |
| Richard I Bong Memorial Airport | SUW | KSUW | Superior | Small airport |
| Richfield Municipal Airport | RIF | KRIF | Richfield | Small airport |
| Richland Airport | RLD | KRLD | Richland | Small airport |
| Richmond Municipal Airport | RID | KRID | Richmond | Small airport |
| Rinkenberger Restricted Landing Area | BDF | 3IS8 | Bradford | Small airport |
| Riverside Municipal Airport | RAL | KRAL | Riverside | Regional airport |
| Roben Hood Airport | WBR | KRQB | Big Rapids | Small airport |
| Robert F Swinnie Airport | ADR | KPHH | Andrews | Small airport |
| Robert S Kerr Airport | RKR | KRKR | Poteau | Small airport |
| Robins Air Force Base | WRB | KWRB | Warner Robins | Regional airport |
| Rock Hill - York County Airport | RKH | KUZA | Rock Hill | Small airport |
| Rockwood Municipal Airport | RKW | KRKW | Rockwood | Small airport |
| Rocky Mount Wilson Regional Airport | RWI | KRWI | Rocky Mount | Regional airport |
| Rogers Municipal Airport-Carter Field | ROG | KROG | Rogers | Small airport |
| Rolla Downtown Airport | RLA | K07 | Rolla | Small airport |
| Rolla National Airport | VIH | KVIH | Vichy | Small airport |
| Rollang Field | RFK | 5MS1 | Rolling Fork | Small airport |
| Rome State Airport | REO | KREO | Rome | Small airport |
| Rooke Field | RFG | KRFG | Refugio | Small airport |
| Roosevelt Municipal Airport | ROL | K74V | Roosevelt | Small airport |
| Roscoe Turner Airport | CRX | KCRX | Corinth | Small airport |
| Roscommon County - Blodgett Memorial Airport | HTL | KHTL | Houghton Lake | Small airport |
| Roseau Municipal Rudy Billberg Field | ROX | KROX | Roseau | Small airport |
| Roseburg Regional Airport | RBG | KRBG | Roseburg | Small airport |
| Rosecrans Memorial Airport | STJ | KSTJ | St Joseph | Regional airport |
| Roundup Airport | RPX | KRPX | Roundup | Small airport |
| Roy Hurd Memorial Airport | MIF | KE01 | Monahans | Small airport |
| Roy Otten Memorial Airfield | VRS | 3VS | Versailles | Small airport |
| Russell Municipal Airport | RSL | KRSL | Russell | Regional airport |
| Ruston Regional Airport | RSN | KRSN | Ruston | Small airport |
| Sacramento Executive Airport | SAC | KSAC | Sacramento | Regional airport |
| Sacramento Mather Airport | MHR | KMHR | Sacramento | Regional airport |
| Safford Regional Airport | SAD | KSAD | Safford | Small airport |
| Saint Paul Downtown Holman Field | STP | KSTP | Saint Paul | Regional airport |
| SalemโLeckrone Airport | SLO | KSLO | Salem | Small airport |
| Salida Airport - Harriet Alexander Field | SLT | KANK | Salida | Small airport |
| Salina Gunnison Airport | SBO | K44U | Salina | Small airport |
| Salinas Municipal Airport | SNS | KSNS | Salinas | Regional airport |
| Salton Sea Airport | SAS | KSAS | Salton City | Small airport |
| Sampson County Airport | CTZ | KCTZ | Clinton | Small airport |
| Samuels Field | BRY | KBRY | Bardstown | Small airport |
| San Carlos Apache Airport | GLB | KP13 | Globe | Small airport |
| San Gabriel Valley Airport | EMT | KEMT | El Monte | Small airport |
| Sanderson Field | SHN | KSHN | Shelton | Small airport |
| Sanford Seacoast Regional Airport | SFM | KSFM | Sanford | Small airport |
| Santa Cruz Island Airport | SZN | KSZN | Santa Cruz Island | Small airport |
| Santa Monica Municipal Airport | SMO | KSMO | Santa Monica | Regional airport |
| Santa Paula Airport | SZP | KSZP | Santa Paula | Small airport |
| Santa Ynez Airport | SQA | KIZA | Santa Ynez | Small airport |
| Sawyer County Airport | HYR | KHYR | Hayward | Regional airport |
| Schenck Field | ICL | KICL | Clarinda | Small airport |
| Schenectady County Airport | SCH | KSCH | Schenectady | Regional airport |
| Scholes International At Galveston Airport | GLS | KGLS | Galveston | Regional airport |
| Schoolcraft County Airport | ISQ | KISQ | Manistique | Small airport |
| Scottsdale Airport | SCF | KSDL | Scottsdale | Small airport |
| Scribner State Airport | SCB | KSCB | Scribner | Small airport |
| Searcy Municipal Airport | SRC | KSRC | Searcy | Small airport |
| Sebring Regional Airport | SEF | KSEF | Sebring | Small airport |
| Sedalia Memorial Airport | DMO | KDMO | Sedalia | Small airport |
| Sedona Airport | SDX | KSEZ | Sedona | Small airport |
| Selfridge Air National Guard Base Airport | MTC | KMTC | Mount Clemens | Regional airport |
| Selfs Airport | MMS | KMMS | Marks | Small airport |
| Sequim Valley Airport | SQV | KW28 | Sequim | Small airport |
| Seward Airport | SWD | PAWD | Seward | Regional airport |
| Seymour Johnson Air Force Base | GSB | KGSB | Goldsboro | Regional airport |
| Shafter Airport - Minter Field | MIT | KMIT | Shafter | Small airport |
| Shageluk Airport | SHX | PAHX | Shageluk | Small airport |
| Shalz Field | CBK | KCBK | Colby | Small airport |
| Sharp County Regional Airport | CKK | KCVK | Ash Flat | Small airport |
| Shaw Air Force Base | SSC | KSSC | Sumter | Regional airport |
| Shawnee Regional Airport | SNL | KSNL | Shawnee | Small airport |
| Sheboygan County Memorial Airport | SBM | KSBM | Sheboygan | Small airport |
| Sheep Mountain Airport | SMU | PASP | Sheep Mountain | Small airport |
| Shelby Airport | SBX | KSBX | Shelby | Small airport |
| Sher-Wood Airport | PWD | KPWD | Plentywood | Small airport |
| Sherman Army Air Field | FLV | KFLV | Fort Leavenworth | Small airport |
| Shively Field | SAA | KSAA | Saratoga | Small airport |
| Shreveport Downtown Airport | DTN | KDTN | Shreveport | Small airport |
| Sidney Municipal Airport | SXY | KN23 | Sidney | Small airport |
| Sidney Municipal Airport Lloyd W Carr Field | SNY | KSNY | Sidney | Regional airport |
| Sierra Blanca Regional Airport | RUI | KSRR | Alto | Regional airport |
| Sierra Vista Municipal Airport / Libby Army Air Field | FHU | KFHU | Fort Huachuca / Sierra Vista | Regional airport |
| Sikeston Memorial Municipal Airport | SIK | KSIK | Sikeston | Small airport |
| Simmons Army Air Field | FBG | KFBG | Fort Bragg | Regional airport |
| Siskiyou County Airport | SIY | KSIY | Montague | Small airport |
| Skagit Regional Airport | MVW | KBVS | Burlington | Small airport |
| Skwentna Airport | SKW | PASW | Skwentna | Small airport |
| Skylark Field | ILE | KILE | Killeen | Small airport |
| Skypark Airport | BTF | KBTF | Bountiful | Small airport |
| Slayton Municipal Airport | NSL | KDVP | Slayton | Small airport |
| Smith Field | SLG | KSLG | Siloam Springs | Small airport |
| Smith Field | SMD | KSMD | Fort Wayne | Small airport |
| Smith Reynolds Airport | INT | KINT | Winston Salem | Regional airport |
| Smyrna Airport | MQY | KMQY | Smyrna | Regional airport |
| Socorro Municipal Airport | ONM | KONM | Socorro | Small airport |
| Soldotna Airport | SXQ | PASX | Soldotna | Regional airport |
| Solomon State Field | SOL | AK26 | Solomon | Small airport |
| South Big Horn County Airport | GEY | KGEY | Greybull | Small airport |
| South Jersey Regional Airport | LLY | KVAY | Lumberton | Small airport |
| Southeast Colorado Regional Airport | LAA | KLAA | Lamar | Regional airport |
| Southern California Logistics Airport | VCV | KVCV | Victorville | Small airport |
| Southern Illinois Airport | MDH | KMDH | Murphysboro | Regional airport |
| Southern Seaplane Airport | BCS | 65LA | Belle Chasse | Small airport |
| Southern Wisconsin Regional Airport | JVL | KJVL | Janesville | Small airport |
| Southwest Michigan Regional Airport | BEH | KBEH | Benton Harbor | Small airport |
| Southwest Minnesota Regional Airport - Marshall/Ryan Field | MML | KMML | Marshall | Small airport |
| Southwest Washington Regional Airport | KLS | KKLS | Kelso | Regional airport |
| Space Coast Regional Airport | TIX | KTIX | Titusville | Regional airport |
| Sparrevohn LRRS Airport | SVW | PASV | Sparrevohn | Regional airport |
| Sparta Community Airport - Hunter Field | SAR | KSAR | Sparta | Small airport |
| Sparta Fort McCoy Airport | CMY | KCMY | Sparta | Small airport |
| Spartanburg Downtown Memorial Airport | SPA | KSPA | Spartanburg | Small airport |
| Spence Airport | MUL | KMUL | Moultrie | Small airport |
| Spencer Municipal Airport | SPW | KSPW | Spencer | Small airport |
| Spirit Lake Municipal Airport | RTL | US-0F3 | Okoboji | Small airport |
| Spirit of St Louis Airport | SUS | KSUS | St Louis | Regional airport |
| Springdale Municipal Airport | SPZ | KASG | Springdale | Small airport |
| Springfield-Beckley Municipal Airport | SGH | KSGH | Springfield | Regional airport |
| St Clair County Airport | PLR | KPLR | Pell City | Small airport |
| St Clair County International Airport | PHN | KPHN | Port Huron | Small airport |
| St Johns Industrial Air Park | SJN | KSJN | St Johns | Small airport |
| St Landry Parish Ahart Field | OPL | KOPL | Opelousas | Small airport |
| St Louis Downtown Airport | CPS | KCPS | Cahokia/St Louis | Small airport |
| St Louis Regional Airport | ALN | KALN | Alton/St Louis | Regional airport |
| St Marys Municipal Airport | STQ | KOYM | St Marys | Small airport |
| St Simons Island Airport | SSI | KSSI | St Simons Island | Regional airport |
| St. Mary's County Regional Airport | LTW | K2W6 | California | Small airport |
| Stan Stamper Municipal Airport | HUJ | KHHW | Hugo | Small airport |
| Stanton Airfield | SYN | KSYN | Dennison | Small airport |
| Statesboro Bulloch County Airport | TBR | KTBR | Statesboro | Small airport |
| Statesville Regional Airport | SVH | KSVH | Statesville | Small airport |
| Steamboat Springs Bob Adams Field | SBS | KSBS | Steamboat Springs | Small airport |
| Stephens County Airport | BKD | KBKD | Breckenridge | Small airport |
| Stephenville Clark Regional Airport | SEP | KSEP | Stephenville | Small airport |
| Sterling Municipal Airport | STK | KSTK | Sterling | Small airport |
| Stevens Field | PGO | KPSO | Pagosa Springs | Small airport |
| Stevens Point Municipal Airport | STE | KSTE | Stevens Point | Small airport |
| Stinson Municipal Airport | SSF | KSSF | San Antonio | Regional airport |
| Storm Lake Municipal Airport | SLB | KSLB | Storm Lake | Small airport |
| Strother Field | WLD | KWLD | Winfield / Arkansas City | Small airport |
| Stroud Municipal Airport | SUD | KSUD | Stroud | Small airport |
| Stuttgart Municipal Airport / Carl Humphrey Field | SGT | KSGT | Stuttgart | Small airport |
| Sugar Land Regional Airport | SGR | KSGR | Houston | Regional airport |
| Sullivan County Airport | SIV | KSIV | Sullivan | Small airport |
| Sullivan County International Airport | MSV | KMSV | Monticello | Small airport |
| Sulphur Springs Municipal Airport | SLR | KSLR | Sulphur Springs | Small airport |
| Sumers Airpark | GWS | KGWS | Glenwood Springs | Small airport |
| Summit Airport | UMM | PAST | Cantwell | Small airport |
| Sumter Airport | SUM | KSMS | Sumter | Small airport |
| Sunriver Airport | SUO | KS21 | Sunriver | Small airport |
| Susanville Municipal Airport | SVE | KSVE | Susanville | Small airport |
| Sylvester Airport | SYV | KSYV | Sylvester | Small airport |
| TSTC Waco Airport | CNW | KCNW | Waco | Small airport |
| Talkeetna Airport | TKA | PATK | Talkeetna | Regional airport |
| Talladega Municipal Airport | ASN | KASN | Talladega | Small airport |
| Tampa North Aero Park Airport | KYO | KX39 | Tampa | Small airport |
| Tanacross Airport | TSG | TSG | Tanacross | Small airport |
| Tatalina LRRS Airport | TLJ | PATL | Takotna | Regional airport |
| Taylor Airport | TWE | AK49 | Taylor | Small airport |
| Taylor Airport | TYZ | KTYL | Taylor | Small airport |
| Taylor County Airport | MDF | KMDZ | Medford | Small airport |
| Tehachapi Municipal Airport | TSP | KTSP | Tehachapi | Small airport |
| Telfair Wheeler Airport | MQW | KMQW | Mc Rae | Small airport |
| Telida Airport | TLF | 2K5 | Telida | Small airport |
| Terre Haute Regional Airport, Hulman Field | HUF | KHUF | Terre Haute | Regional airport |
| Terrell Municipal Airport | TRL | KTRL | Terrell | Small airport |
| Tetlin Airport | TEH | 3T4 | Tetlin | Small airport |
| Texas Gulf Coast Regional Airport | LJN | KLBX | Angleton | Regional airport |
| The Ohio State University Airport - Don Scott Field | OSU | KOSU | Columbus | Regional airport |
| Thomas C Russell Field | ALX | KALX | Alexander City | Small airport |
| Thomasville Regional Airport | TVI | KTVI | Thomasville | Small airport |
| Thompson Falls Airport | THM | KTHM | Thompson Falls | Small airport |
| Thompson-Robbins Airport | HEE | KHEE | West Helena | Small airport |
| Three Rivers Municipal Dr Haines Airport | HAI | KHAI | Three Rivers | Small airport |
| Tillamook Airport | OTK | KTMK | Tillamook | Small airport |
| Tinker Air Force Base | TIK | KTIK | Oklahoma City | Regional airport |
| Tioga Municipal Airport | VEX | KD60 | Tioga | Small airport |
| Toccoa Airport - R.G. Letourneau Field | TOC | KTOC | Toccoa | Small airport |
| Toledo Executive Airport | TDZ | KTDZ | Toledo | Small airport |
| Tonopah Airport | TPH | KTPH | Tonopah | Regional airport |
| Tonopah Test Range Airport | XSD | KTNX | Tonopah | Small airport |
| Topeka Regional Airport | FOE | KFOE | Topeka | Regional airport |
| Torrington Municipal Airport | TOR | KTOR | Torrington | Small airport |
| Town of East Hampton Airport | HTO | KJPX | East Hampton | Small airport |
| Tradewind Airport | TDW | KTDW | Amarillo | Small airport |
| Travis Air Force Base | SUU | KSUU | Fairfield | Regional airport |
| Treasure Coast International Airport | FPR | KFPR | Fort Pierce | Regional airport |
| Trent Lott International Airport | PGL | KPQL | Pascagoula | Small airport |
| Trenton Municipal Airport | TRX | KTRX | Trenton | Small airport |
| Tri State Steuben County Airport | ANQ | KANQ | Angola | Small airport |
| Tri-City Airport | PPF | KPPF | Parsons | Small airport |
| Tri-County Regional Airport | LNR | KLNR | Spring Green | Small airport |
| Triangle North Executive Airport | LFN | KLHZ | Louisburg | Small airport |
| Trona Airport | TRH | KL72 | Trona | Small airport |
| Troy Municipal Airport at N Kenneth Campbell Field | TOI | KTOI | Troy | Regional airport |
| Truth or Consequences Municipal Airport | TCS | KTCS | Truth or Consequences | Regional airport |
| Tuba City Airport | TBC | KT03 | Tuba City | Small airport |
| Tucumcari Municipal Airport | TCC | KTCC | Tucumcari | Regional airport |
| Tullahoma Regional Airport William Northern Field | THA | KTHA | Tullahoma | Small airport |
| Tulsa Riverside Airport | RVS | KRVS | Tulsa | Regional airport |
| Tunica Municipal Airport | UTM | KUTA | Tunica | Small airport |
| Tuscaloosa National Airport | TCL | KTCL | Tuscaloosa | Regional airport |
| Tuscola Area Airport | TZC | KCFS | Caro | Small airport |
| Twentynine Palms Airport | TNP | KTNP | Twentynine Palms | Small airport |
| Tyndall Air Force Base | PAM | KPAM | Panama City | Regional airport |
| Tyonek Airport | TYE | TYE | Tyonek | Small airport |
| USAF Academy Airfield | AFF | KAFF | Colorado Springs | Small airport |
| Ugashik Airport | UGS | 9A8 | Ugashik | Small airport |
| Ugashik Bay Airport | UGB | UGB | Pilot Point | Small airport |
| Ugnu-Kuparuk Airport | UUK | PAKU | Kuparuk | Small airport |
| Ukiah Municipal Airport | UKI | KUKI | Ukiah | Regional airport |
| Umiat Airport | UMT | PAUM | Umiat | Small airport |
| Union County, Troy Shelton Field | USC | K35A | Union | Small airport |
| University Oxford Airport | UOX | KUOX | Oxford | Regional airport |
| University of Oklahoma Westheimer Airport | OUN | KOUN | Norman | Small airport |
| Upland-Cable Airport | CCB | KCCB | Upland | Small airport |
| Upolu Airport | UPP | PHUP | Hawi | Small airport |
| Valle Airport | VLE | K40G | Grand Canyon | Small airport |
| Van Nuys Airport | VNY | KVNY | Van Nuys | Regional airport |
| Vance Air Force Base | END | KEND | Enid | Regional airport |
| Vandalia Municipal Airport | VLA | KVLA | Vandalia | Small airport |
| Vandenberg Space Force Base | VBG | KVBG | Lompoc | Regional airport |
| Venango Regional Airport | FKL | KFKL | Franklin | Regional airport |
| Venice Municipal Airport | VNC | KVNC | Venice | Small airport |
| Vermilion Regional Airport | DNV | KDNV | Danville | Small airport |
| Vicksburg Municipal Airport | VKS | KVKS | Vicksburg | Small airport |
| Vidalia Regional Airport | VDI | KVDI | Vidalia | Small airport |
| Virgil I Grissom Municipal Airport | BFR | KBFR | Bedford | Small airport |
| Virginia Highlands Airport | VJI | KVJI | Abingdon | Small airport |
| Virginia Tech Montgomery Executive Airport | BCB | KBCB | Blacksburg | Small airport |
| Visalia Municipal Airport | VIS | KVIS | Visalia | Regional airport |
| Volk Field | VOK | KVOK | Camp Douglas | Regional airport |
| W H 'Bud' Barron Airport | DBN | KDBN | Dublin | Small airport |
| Wallops Flight Facility Airport | WAL | KWAL | Wallops Island | Small airport |
| Walnut Ridge Regional Airport | ARG | KARG | Walnut Ridge | Small airport |
| Walter J. Koladza Airport | GBR | KGBR | Great Barrington | Small airport |
| Ware Airport | UWA | MA53 | Ware | Small airport |
| Warren "Bud" Woods Palmer Municipal Airport | PAQ | PAAQ | Palmer | Regional airport |
| Warren County Memorial Airport | RNC | KRNC | Mc Minnville | Small airport |
| Warren Field | OCW | KOCW | Washington | Small airport |
| Warroad International Memorial Airport | RRT | KRRT | Warroad | Small airport |
| Washington County Airport | WSG | KAFJ | Washington | Small airport |
| Washington Manassas Harry P. Davis Field | MNZ | KHEF | Manassas | Regional airport |
| Wasilla Airport | WWA | PAWS | Wasilla | Regional airport |
| Waterbury Oxford Airport | OXC | KOXC | Oxford | Small airport |
| Waterville Robert Lafleur Airport | WVL | KWVL | Waterville | Small airport |
| Watsonville Municipal Airport | WVI | KWVI | Watsonville | Small airport |
| Waukegan National Airport | UGN | KUGN | Chicago/Waukegan | Small airport |
| Waukesha County Airport | UES | KUES | Waukesha | Small airport |
| Waukon Municipal Airport | UKN | Y01 | Waukon | Small airport |
| Wausau Downtown Airport | AUW | KAUW | Wausau | Regional airport |
| Waycross Ware County Airport | AYS | KAYS | Waycross | Small airport |
| Wayne County Airport | BJJ | KBJJ | Wooster | Small airport |
| Webster City Municipal Airport | EBS | KEBS | Webster City | Small airport |
| Weedon Field | EUF | KEUF | Eufaula | Small airport |
| Wells Municipal Airport/Harriet Field | LWL | KLWL | Wells | Small airport |
| Wellsville Municipal Airport - Tarantine Field | ELZ | KELZ | Wellsville | Small airport |
| Wendover Airport | ENV | KENV | Wendover | Regional airport |
| West Bend Municipal Airport | ETB | KETB | West Bend | Small airport |
| West Branch Community Airport | WBK | KY31 | West Branch | Small airport |
| West Houston Airport | IWS | KIWS | Houston | Small airport |
| West Memphis Municipal Airport | AWM | KAWM | West Memphis | Small airport |
| West Woodward Airport | WWR | KWWR | Woodward | Regional airport |
| Westfield-Barnes Regional Airport | BAF | KBAF | Westfield | Regional airport |
| Westover Metropolitan Airport / Westover Air Reserve Base | CEF | KCEF | Chicopee | Regional airport |
| Wexford County Airport | CAD | KCAD | Cadillac | Small airport |
| Wharton Regional Airport | WHT | KARM | Wharton | Small airport |
| Wheeler Army Airfield | HHI | PHHI | Wahiawa | Small airport |
| Wheeling Ohio County Airport | HLG | KHLG | Wheeling | Regional airport |
| Whidbey Island Naval Air Station (Ault Field) | NUW | KNUW | Oak Harbor | Regional airport |
| Whitehouse Naval Outlying Field | NEN | KNEN | Jacksonville | Small airport |
| Whiteman Air Force Base | SZL | KSZL | Knob Noster | Regional airport |
| Whiteman Airport | WHP | KWHP | Pacoima | Small airport |
| Whiteriver Airport | WTR | KE24 | Whiteriver | Small airport |
| Whiteside County Airport - Joseph H Bittorf Field | SQI | KSQI | Rock Falls | Small airport |
| Whiting Field Naval Air Station - North | NSE | KNSE | Milton | Regional airport |
| Wilbarger County Airport | WIB | KF05 | Vernon | Small airport |
| Wiley Post Airport | PWA | KPWA | Oklahoma City | Small airport |
| Wilkes Barre Wyoming Valley Airport | WBW | KWBW | Wilkes-Barre | Small airport |
| Wilkes County Airport | IKB | KUKF | North Wilkesboro | Small airport |
| William R Fairchild International Airport | CLM | KCLM | Port Angeles | Regional airport |
| William T. Piper Memorial Airport | LHV | KLHV | Lock Haven | Small airport |
| Willmar Municipal Airport John L Rice Field (2006) | ILL | KBDH | Willmar | Small airport |
| Willow Airport | WOW | PAUO | Willow | Small airport |
| Willow Run Airport | YIP | KYIP | Detroit | Regional airport |
| Willows Glenn County Airport | WLW | KWLW | Willows | Small airport |
| Wilmington Airpark | ILN | KILN | Wilmington | Regional airport |
| Winchester Regional Airport | WGO | KOKV | Winchester | Small airport |
| Windom Municipal Airport | MWM | KMWM | Windom | Small airport |
| Wings Field | BBX | KLOM | Philadelphia | Small airport |
| Winkler County Airport | INK | KINK | Wink | Regional airport |
| Winnemucca Municipal Airport | WMC | KWMC | Winnemucca | Regional airport |
| Winona Municipal Airport Max Conrad Field | ONA | KONA | Winona | Small airport |
| Winslow Lindbergh Regional Airport | INW | KINW | Winslow | Regional airport |
| Winston Field | SNK | KSNK | Snyder | Small airport |
| Winter Haven Regional Airport - Gilbert Field | GIF | KGIF | Winter Haven | Small airport |
| Wiscasset Airport | ISS | KIWI | Wiscasset | Small airport |
| Wiseman Airport | WSM | WSM | Wiseman | Small airport |
| Witham Field | SUA | KSUA | Stuart | Small airport |
| Wittman Regional Airport | OSH | KOSH | Oshkosh | Regional airport |
| Woodward Field | CDN | KCDN | Camden | Small airport |
| Worland Municipal Airport | WRL | KWRL | Worland | Regional airport |
| Worthington Municipal Airport | OTG | KOTG | Worthington | Small airport |
| Wright-Patterson Air Force Base | FFO | KFFO | Dayton | Regional airport |
| Yerington Municipal Airport | EYR | KO43 | Yerington | Small airport |
| York Airport | THV | KTHV | Thomasville | Small airport |
| Youngstown Warren Regional Airport | YNG | KYNG | Youngstown/Warren | Regional airport |
| Yuba County Airport | MYV | KMYV | Marysville | Regional airport |
| Yucca Airstrip | UCC | NV11 | Mercury | Small airport |
| Z M Jack Stell Field | CRT | KCRT | Crossett | Small airport |
| Zamperini Field | TOA | KTOA | Torrance | Small airport |
| Zanesville Municipal Airport | ZZV | KZZV | Zanesville | Regional airport |
| Zephyrhills Municipal Airport | ZPH | KZPH | Zephyrhills | Small airport |
| Aurora State Airport | - | KUAO | Aurora | Regional airport |
| Bakersfield International Airport | - | KL45 | Bakersfield | Regional airport |
| Beaufort MCAS - Merritt Field | - | KNBC | Beaufort | Regional airport |
| Birchwood Airport | - | PABV | Birchwood | Regional airport |
| California City Municipal Airport | - | KL71 | California City | Regional airport |
| Camarillo Airport | - | KCMA | Camarillo | Regional airport |
| Camp Pendleton MCAS (Munn Field) Airport | - | KNFG | Oceanside | Regional airport |
| Cape Canaveral SFS Skid Strip | - | KXMR | Cocoa Beach | Regional airport |
| Central Kentucky Regional Airport | - | KI39 | Richmond | Regional airport |
| Cherry Point MCAS / Cunningham Field/ | - | KNKT | Cherry Point | Regional airport |
| China Lake Naws (Armitage Field) Airport | - | KNID | China Lake | Regional airport |
| Clear Airport | - | PACL | Clear | Regional airport |
| Cobb County International Airport-McCollum Field | - | KRYY | Atlanta | Regional airport |
| Double Eagle II Airport | - | KAEG | Albuquerque | Regional airport |
| Hickam Air Force Base | - | PHIK | Honolulu | Regional airport |
| Homey (Area 51) Airport | - | KXTA | Groom Lake | Regional airport |
| Hurlburt Field | - | KHRT | Mary Esther | Regional airport |
| Johnston Regional Airport | - | KJNX | Smithfield | Regional airport |
| Julian Carroll Airport | - | KJKL | Jackson | Regional airport |
| Kake Airport | - | PAFE | Kake | Regional airport |
| Lake Country Regional Airport | - | KW63 | Clarksville | Regional airport |
| Los Alamitos Army Air Field | - | KSLI | Los Alamitos | Regional airport |
| MCAS New River / McCutcheon Field | - | KNCA | Jacksonville | Regional airport |
| McMinnville Municipal Airport | - | KMMV | McMinnville | Regional airport |
| Miami Homestead General Aviation Airport | - | KX51 | Homestead | Regional airport |
| Mid-Way Regional Airport | - | KJWY | Midlothian/Waxahachie | Regional airport |
| Monticello Municipal Ellis Field | - | KLLQ | Monticello | Regional airport |
| Naval Air Station Meridian / McCain Field | - | KNMM | Lauderdale | Regional airport |
| New Braunfels National Airport | - | KBAZ | New Braunfels | Regional airport |
| Saline County Regional Airport | - | KSUZ | Bryant | Regional airport |
| San Marcos Regional Airport | - | KHYI | San Marcos | Regional airport |
| Shelby County Airport | - | KEET | Alabaster | Regional airport |
| Sonora Municipal Airport | - | KSOA | Sonora | Regional airport |
| South Alabama Regional At Bill Benton Field Airport | - | K79J | Andalusia/Opp | Regional airport |
| South Valley Regional Airport | - | KSVR | Salt Lake City | Regional airport |
| Space Florida Launch and Landing Facility | - | KTTS | Titusville | Regional airport |
| Twentynine Palms Strategic Expeditionary Landing Field | - | KNXP | Twentynine Palms | Regional airport |
| Van Zandt County Regional Airport | - | K76F | Wills Point | Regional airport |
| Western Carolina Regional Airport | - | KRHP | Andrews | Regional airport |
| Wheeler Sack Army Air Field | - | KGTB | Fort Drum | Regional airport |
| Whiting Field Naval Air Station South Airport | - | KNDZ | Milton | Regional airport |
Frequently Asked Questions
Airport codes in United States
What is the airport code for United States?
The main international airport of United States is Chicago O'Hare International Airport serving Chicago, IATA code ORD. United States has 1989 airports in total, 637 with scheduled flights.
How many airports does United States have?
United States has 1989 airports with IATA codes or significant facilities, of which 637 have scheduled airline service.