AirHint found the following cheapest return flights from Mexico City (MEX) to San Jose (SJO) in January 2026 (see full year).

Return flights

01 Jan - 13 Jan	Aeromexico	direct
15 Jan - 22 Jan	Aeromexico	direct
30 Jan - 06 Feb	Aeromexico	direct
07 Jan - 18 Jan	Aeromexico	direct
09 Jan - 17 Jan	Aeromexico	direct
06 Jan - 12 Jan	Avianca	direct
10 Jan - 18 Jan	Avianca
07 Jan - 12 Jan	Avianca	direct
04 Jan - 13 Jan	Viva
10 Jan - 07 Feb	Copa
29 Jan - 12 Feb	Volaris
25 Jan - 27 Jan	Copa
01 Jan - 06 Jan	Viva

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

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Mexico City to San Jose in January from $265

Return flights