Direct flights from San Diego to San Antonio
13 nonstop flights a week on 1 airline. Zero layovers — one hop from SAN to SAT.
Flight time: about 2h18m nonstop
Flying back? San Antonio → San Diego · 13 nonstop flights a week
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 SWA3673 | 8:25a | 2h15m | Mon, Thu, Fri |
| Southwest SWA3673 | 9:05a | 2h11m | Tue–Wed |
| Southwest SWA3662 | 10:10a | 2h29m | Sun |
| Southwest SWA1320 | 12:55p | 2h20m | Sat |
| Southwest SWA957 | 5:40p | 2h12m | Tue–Wed |
| Southwest SWA957 | 7:50p | 2h20m | Mon, Thu, Fri, Sun |
Southwest
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Other airports near San Diego with nonstops to San Antonio
| Airport | Distance | Flights / wk |
|---|---|---|
| LAX — Los AngelesAmerican, Delta, Southwest | 109 mi | 34 |
The route
One hop: SAN → SATDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from San Diego (SAN) to San Antonio (SAT)
San Diego International Airport (SAN) has 13 nonstop flights a week to San Antonio (SAT), 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 San Antonio?
The nonstop flight from San Diego (SAN) to San Antonio (SAT) takes about 2h18m in the air, based on recently observed nonstop departures.
How long does it take to drive from San Diego to San Antonio?
Driving from San Diego to San Antonio takes about 18h 9m behind the wheel — roughly 1,274 miles, or about 2 days of real driving. The nonstop flight takes about 2h18m.
Is there a nonstop return flight from San Antonio to San Diego?
Yes — 13 nonstop flights a week from San Antonio (SAT) back to San Diego (SAN) on Southwest, based on recently observed departures.