| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Austin San Diego | Outbound 05/16/26 direct AS3032 03h 25min | Return 05/29/26 direct AS3461 03h 12min |  Alaska Airlines |  | $212 | ||
| Austin San Diego | Outbound 05/16/26 direct AS3032 03h 25min | Return 05/29/26 direct AS3461 03h 12min | Alaska Airlines |  | ? | $223 | |
| Austin San Diego | Outbound 05/16/26 direct AS3032 03h 25min | Return 05/29/26 direct AS3461 03h 12min | Alaska Airlines |  | ? | $229 | |
| Austin San Diego | Outbound 08/02/26 1 Stopover (DEN) F91859, F94989 05h 38min | Return 08/15/26 1 Stopover (DEN) F94990, F91816 07h 53min |  Frontier Airlines |  | $250 | ||
| Austin San Diego | Outbound 05/16/26 1 Stopover (PDX) AS1396, AS0721 08h 18min | Return 05/29/26 1 Stopover (PDX) AS1402, AS1370 07h 30min | Alaska Airlines |  | ? | $258 | |
| Austin San Diego | Outbound 08/02/26 1 Stopover (LAS) F93645, F91469 10h 56min | Return 08/15/26 1 Stopover (DEN) F94990, F91816 07h 53min | Frontier Airlines |  | ? | $278 | |
| Austin San Diego | Outbound 07/26/26 1 Stopover (LAS) G41704, F91469 08h 48min | Return 08/05/26 1 Stopover (LAS) F91326, F94684 17h 01min |  Allegiant Air, Frontier Airlines | | ? | $305 | |
| Austin San Diego | Outbound 07/26/26 direct AS3249 03h 09min | Return 08/05/26 direct AS3085 03h 18min | Alaska Airlines | | $307 | ||
| Austin San Diego | Outbound 06/25/26 direct AS3249 03h 14min | Return 06/30/26 1 Stopover (PHX) AA2477, AA2892 04h 45min | Alaska Airlines | | ? | $362 | |
| Austin San Diego | Outbound 05/16/26 direct AS3032 03h 25min | Return 05/29/26 direct AA7479 03h 12min | Alaska Airlines |  | ? | $375 |
Tips and tricks to help you find cheap flights from Austin to San Diego
Favorite airline: Alaska Airlines
73 % of flights booked on the route from Austin to San Diego are booked with Alaska Airlines, Frontier Airlines and Spirit Airlines.
Alaska Airlines
32 %
Frontier Airlines
23 %
Spirit Airlines
18 %