Direct flights from St. Louis to San Francisco
14 nonstop flights a week on 2 airlines. Zero layovers — one hop from STL to SFO.
Flight time: about 3h48m nonstop
Which days does it fly?
When does it fly?
Departure times in St. Louis local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| United UAL573 | 7:18a | 3h48m | Mon, Tue, Wed, Thu, Sat, Sun |
| United UAL573 | 7:25a | 3h43m | Fri |
| Southwest SWA4157 | 8:38a | 3h42m | Tue–Wed |
| Southwest SWA4931 | 8:42a | 3h39m | Thu |
| Southwest SWA4157 | 9:48a | 3h54m | Mon, Fri |
| Southwest SWA4082 | 12:40p | 4h6m | Sun |
| Southwest SWA4082 | 3:02p | 3h53m | Sat |
Southwest
UnitedThe route
One hop: STL → SFODrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from St. Louis (STL) to San Francisco (SFO)
St. Louis Lambert International Airport (STL) has 14 nonstop flights a week to San Francisco (SFO), operated by Southwest and United. No layovers, no connections — one hop out of STL and you're there.
This route flies every day of the week, so any travel day works. Route data updated October 2026 from observed departures.
Route data updated October 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from St. Louis to San Francisco?
The nonstop flight from St. Louis (STL) to San Francisco (SFO) takes about 3h48m in the air, based on recently observed nonstop departures.