Direct flights from San Francisco to St Louis
13 nonstop flights a week on 2 airlines. Zero layovers — one hop from SFO to STL.
Flight time: about 3h36m nonstop
Flying back? St. Louis → San Francisco · 14 nonstop flights a week
Which days does it fly?
When does it fly?
Departure times in San Francisco local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Southwest SWA3789 | 11:45a | 3h36m | Tue–Wed |
| United UAL1905 | 12:45p | 3h23m | Daily |
| Southwest SWA3257 | 1:05p | 3h35m | Mon, Thu, Fri |
| Southwest SWA232 | 1:10p | 3h37m | Sun |
Southwest
UnitedOther airports near San Francisco with nonstops to St Louis
| Airport | Distance | Flights / wk |
|---|---|---|
| SMF — SacramentoSouthwest | 86 mi | 7 |
The route
One hop: SFO → STLDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from San Francisco (SFO) to St Louis (STL)
San Francisco International Airport (SFO) has 13 nonstop flights a week to St Louis (STL), operated by Southwest and United. No layovers, no connections — one hop out of SFO 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 San Francisco to St Louis?
The nonstop flight from San Francisco (SFO) to St Louis (STL) takes about 3h36m in the air, based on recently observed nonstop departures.
Is there a nonstop return flight from St Louis to San Francisco?
Yes — 14 nonstop flights a week from St. Louis (STL) back to San Francisco (SFO) on Southwest and United, based on recently observed departures.