Cheapest return flights from Boston to Cancun in December from $310
AirHint found the following cheapest return flights from Boston (BOS) to Cancun (CUN)
in December 2025 (see full year ).
Return flights
17 Dec
- 22 Dec
jetBlue
$ 310
15 Dec
- 21 Dec
American Airlines
$ 311
15 Dec
- 17 Jan
Spirit Airlines
$ 315
16 Dec
- 21 Dec
United
$ 316
17 Dec
- 22 Dec
jetBlue
$ 319
direct
10 Dec
- 14 Dec
United
$ 326
12 Dec
- 15 Dec
American Airlines
$ 326
31 Dec
- 10 Jan
Aeromexico
$ 326
29 Dec
- 01 Jan
Frontier Airlines
$ 328
15 Dec
- 23 Dec
Spirit Airlines
$ 330
15 Dec
- 24 Dec
Spirit Airlines
$ 330
15 Dec
- 25 Dec
Spirit Airlines
$ 332
08 Dec
- 15 Dec
Spirit Airlines
$ 333
31 Dec
- 06 Jan
Aeromexico
$ 341
30 Dec
- 06 Jan
Aeromexico
$ 357
30 Dec
- 16 Jan
Spirit Airlines
$ 391
30 Dec
- 17 Jan
Spirit Airlines
$ 391
21 Dec
- 06 Jan
Frontier Airlines
$ 396
30 Dec
- 14 Jan
Spirit Airlines
$ 405
30 Dec
- 07 Jan
Spirit Airlines
$ 405
Also check the deals for one-way flights from Boston to Cancun in December .
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