Direct flights from San Antonio to St Louis
13 nonstop flights a week on 1 airline. Zero layovers — one hop from SAT to STL.
Flight time: about 1h51m nonstop
Which days does it fly?
When does it fly?
Departure times in San Antonio local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Southwest SWA1430 | 7:00a | 1h50m | Sun |
| Southwest SWA2209 | 7:16a | 1h55m | Thu |
| Southwest SWA1430 | 7:16a | 1h47m | Tue–Wed |
| Southwest SWA2209 | 7:30a | 1h46m | Mon, Fri |
| Southwest SWA2209 | 7:46a | 1h52m | Sat |
| Southwest SWA3509 | 3:38p | 1h51m | Wed |
| Southwest SWA3001 | 3:47p | 1h48m | Mon |
| Southwest SWA3509 | 3:55p | 1h51m | Tue |
| Southwest SWA2340 | 4:16p | 1h44m | Sun |
| Southwest SWA3001 | 5:04p | 1h58m | Thu |
| Southwest SWA3001 | 5:14p | 2h8m | Fri |
SouthwestThe route
One hop: SAT → STLDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from San Antonio (SAT) to St Louis (STL)
San Antonio International Airport (SAT) has 13 nonstop flights a week to St Louis (STL), operated by Southwest. No layovers, no connections — one hop out of SAT and you're there.
This route flies every day of the week, so any travel day works. Route data updated September 2026 from observed departures.
Route data updated September 2026 from observed flight departures. Schedules change — always confirm with the airline before booking.
How long is the flight from San Antonio to St Louis?
The nonstop flight from San Antonio (SAT) to St Louis (STL) takes about 1h51m in the air, based on recently observed nonstop departures.
How long does it take to drive from San Antonio to St Louis?
Driving from San Antonio to St Louis takes about 13h 51m, covering roughly 903 miles. The nonstop flight takes about 1h51m.