Cheapest return flights from Mexico City to San Jose in December from $361

AirHint found the following cheapest return flights from Mexico City (MEX) to San Jose (SJO) in December 2025 (see full year).

Return flights

31 Dec - 13 Jan Avianca
24 Dec - 29 Dec Avianca
21 Dec - 27 Dec Viva
22 Dec - 27 Dec Viva
18 Dec - 31 Dec Avianca direct
21 Dec - 23 Dec Viva
31 Dec - 09 Jan Volaris Costa Rica
27 Dec - 15 Jan Avianca
24 Dec - 31 Dec Avianca
21 Dec - 30 Dec Viva
30 Dec - 14 Jan Aeromexico direct
19 Dec - 23 Dec Viva
18 Dec - 27 Dec Viva
22 Dec - 30 Dec Viva
31 Dec - 06 Jan Avianca
28 Dec - 13 Jan Avianca
21 Dec - 11 Jan Viva
29 Dec - 10 Jan Viva
28 Dec - 10 Jan Viva
21 Dec - 10 Jan Viva

Also check the deals for one-way flights from Mexico City to San Jose in December.

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