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KLS - Southwest Washington Regional Airport

Regional airport · Kelso, United States

Southwest Washington Regional Airport

IATA: KLS ICAO: KKLS

Airport details

IATA code	KLS
ICAO code	KKLS
Serves	Kelso
Country	United States
Coordinates	46.118, -122.898
Elevation	20 ft (6 m)
Runways	1 · longest 4,391 ft (1,338 m)
Website	Official site
Map	OpenStreetMap

Location

Nearby airports

TDO · Ed Carlson Memorial Field South Lewis County Airport 41 km away PDX · Portland International Airport 63 km away CLS · Chehalis Centralia Airport 63 km away HIO · Portland Hillsboro Airport 64 km away TTD · Portland Troutdale Airport 74 km away

Data updated 9 October 2026 · About & Data Sources

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