Year-round direct route · 2,768 km
Chicago (ORD) to San Diego (SAN)
Nonstop service operated by Alaska Airlines, Frontier Airlines, United Airlines. Around 3h 58m gate to gate over 2,768 km (1,720 mi).
Route facts
| Airlines | Alaska Airlines, Frontier Airlines, United Airlines |
| Service | Year-round |
| Distance | 2,768 km / 1,720 mi |
| Est. flight time | about 3h 58m |
| Return direction | see SAN departures |
Times are estimates from distance; days of operation and schedules change. Verify with the airline before booking.
ORD · Chicago O'Hare International Airport
Chicago, United States
SAN · San Diego International Airport
San Diego, United States