| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Austin San Diego | Outbound 01/22/26 1 Stopover (DEN) F92889, F94989 10h 52min | Return 02/18/26 direct AS3300 03h 05min |  Frontier Airlines |  | $156 | ||
| Best option Austin San Diego | Outbound 01/22/26 direct AS3301 03h 27min | Return 02/18/26 direct AS3300 03h 05min |  Alaska Airlines |  | ? | $192 | |
| Austin San Diego | Outbound 01/22/26 1 Stopover (DEN) F92889, F94989 10h 52min | Return 02/18/26 direct HA6493 02h 58min | Frontier Airlines |  | $158 | ||
| Austin San Diego | Outbound 01/22/26 1 Stopover (DEN) F92889, F94989 10h 52min | Return 02/18/26 direct HA6493 02h 58min | Frontier Airlines |  | ? | $170 | |
| Austin San Diego | Outbound 01/22/26 1 Stopover (DEN) F92889, F94989 10h 52min | Return 02/18/26 1 Stopover (DEN) F92818, F92890 15h 49min | Frontier Airlines |  | $186 | ||
| Austin San Diego | Outbound 01/22/26 1 Stopover (DEN) F91815, F92817 05h 59min | Return 02/18/26 1 Stopover (DEN) F92818, F92890 15h 49min | Frontier Airlines |  | ? | $207 | |
| Austin San Diego | Outbound 01/22/26 1 Stopover (DEN) F92889, F94989 10h 52min | Return 02/18/26 1 Stopover (PDX) AS0399, AS0540 07h 45min | Frontier Airlines |  | ? | $214 | |
| Austin San Diego | Outbound 04/03/26 direct HA4773 03h 10min | Return 04/16/26 direct HA6493 02h 58min |  Hawaiian Airlines | | ? | $280 | |
| Austin San Diego | Outbound 04/03/26 direct AS3032 03h 15min | Return 04/16/26 direct AS3292 02h 58min | Alaska Airlines | | $287 | ||
| Austin San Diego | Outbound 04/03/26 direct AS3032 03h 15min | Return 04/16/26 direct AS3292 02h 58min | Alaska Airlines | | ? | $297 |
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 %