| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| Best option Boston San Diego | Outbound 02/13/26 direct AS0389 06h 24min | Return 02/26/26 direct AS0390 05h 54min |  Alaska Airlines |  | ? | $433 | |
| Boston San Diego | Outbound 02/13/26 1 Stopover (JFK) B60817, AS0025 09h 46min | Return 02/26/26 direct AS0390 05h 54min |  JetBlue Airways, Alaska Airlines |  | ? | $433 | |
| Boston San Diego | Outbound 02/13/26 direct AS0389 06h 24min | Return 02/26/26 direct AS0390 05h 54min | Alaska Airlines |  | $457 | ||
| Boston San Diego | Outbound 02/13/26 direct HA4821 06h 24min | Return 02/26/26 direct HA6498 05h 54min |  Hawaiian Airlines |  | $458 | ||
| Boston San Diego | Outbound 02/13/26 direct AA9282 06h 24min | Return 02/26/26 direct AS0390 05h 54min |  American Airlines |  | ? | $577 | |
| Boston San Diego | Outbound 02/13/26 direct AA9282 06h 24min | Return 02/26/26 direct AA9283 05h 54min | American Airlines |  | ? | $607 | |
| Boston San Diego | Outbound 02/13/26 direct HA4821 06h 24min | Return 02/26/26 direct HA6498 05h 54min | Hawaiian Airlines |  | ? | $630 | |
| Boston San Diego | Outbound 02/13/26 3 Stopovers (SJU, ATL, DEN) F93001, F92871, F93293, F94989 40h 37min | Return 02/26/26 2 Stopovers (DEN, ATL) F94928, F93600, F93086 33h 43min |  Frontier Airlines |  | ? | $974 |
Tips and tricks to help you find cheap flights from Boston to San Diego
Favorite airline: Sun Country Airlines
Most travelers looking for flights on the route from Boston to San Diego decide to book flights with Sun Country Airlines.
Sun Country Airlines
33 %
Spirit Airlines
19 %
United Airlines
15 %