Year-round direct route · 2,501 km
St Louis (STL) to San Diego (SAN)
Nonstop service operated by Southwest Airlines. Around 3h 39m gate to gate over 2,501 km (1,554 mi).
Route facts
| Airlines | Southwest Airlines |
| Service | Year-round |
| Distance | 2,501 km / 1,554 mi |
| Est. flight time | about 3h 39m |
| Return direction | SAN to STL |
Times are estimates from distance; days of operation and schedules change. Verify with the airline before booking.
STL · St. Louis Lambert International Airport
St Louis, United States
SAN · San Diego International Airport
San Diego, United States