Direct flights from San Antonio to San Diego
13 nonstop flights a week on 1 airline. Zero layovers — one hop from SAT to SAN.
Flight time: about 2h25m 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 SWA4143 | 6:02a | 2h27m | Wed |
| Southwest SWA4143 | 6:10a | 2h18m | Tue |
| Southwest SWA4143 | 7:03a | 2h18m | Thu |
| Southwest SWA4143 | 7:07a | 2h25m | Mon, Fri |
| Southwest SWA4143 | 7:31a | 2h22m | Sat |
| Southwest SWA4143 | 7:43a | 2h26m | Sun |
| Southwest SWA4485 | 6:37p | 2h14m | Tue |
| Southwest SWA4485 | 7:12p | 2h28m | Wed–Thu |
| Southwest SWA4485 | 7:18p | 2h31m | Fri |
| Southwest SWA4485 | 7:31p | 2h31m | Mon |
| Southwest SWA4485 | 8:38p | 2h23m | Sun |
SouthwestThe route
One hop: SAT → SANDrag to pan · scroll with ⌘/Ctrl to zoom · arrow keys when focused
Nonstop from San Antonio (SAT) to San Diego (SAN)
San Antonio International Airport (SAT) has 13 nonstop flights a week to San Diego (SAN), 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 San Diego?
The nonstop flight from San Antonio (SAT) to San Diego (SAN) takes about 2h25m in the air, based on recently observed nonstop departures.
How long does it take to drive from San Antonio to San Diego?
Driving from San Antonio to San Diego takes about 18h 9m behind the wheel — roughly 1,274 miles, or about 2 days of real driving. The nonstop flight takes about 2h25m.