Direct flights from San Diego to St Louis
7 nonstop flights a week on 1 airline. Zero layovers — one hop from SAN to STL.
Flight time: about 3h6m nonstop
Which days does it fly?
When does it fly?
Departure times in San Diego local time, from flights observed over the last 7 days.
| Flight | Departs | Duration | Days |
|---|---|---|---|
| Southwest SWA3471 | 10:02a | 2h57m | Sat |
| Southwest SWA3471 | 12:35p | 2h58m | Wed |
| Southwest SWA3471 | 12:59p | 2h51m | Tue |
| Southwest SWA3471 | 1:18p | 3h6m | Mon |
| Southwest SWA3471 | 1:40p | 3h13m | Fri |
| Southwest SWA3471 | 2:32p | 3h10m | Sun |
| Southwest SWA4576 | 3:29p | 3h20m | Thu |
Southwest
Find fares 🥕
The route
One hop: SAN → STLDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from San Diego (SAN) to St Louis (STL)
San Diego International Airport (SAN) has 7 nonstop flights a week to St Louis (STL), operated by Southwest. No layovers, no connections — one hop out of SAN 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 Diego to St Louis?
The nonstop flight from San Diego (SAN) to St Louis (STL) takes about 3h6m in the air, based on recently observed nonstop departures.