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

Return flights

09 Jan - 13 Jan	Viva
19 Jan - 26 Jan	Aeromexico	direct
18 Jan - 25 Jan	Aeromexico	direct
07 Jan - 21 Jan	Aeromexico	direct
12 Jan - 26 Jan	Aeromexico	direct
05 Jan - 13 Jan	Viva
08 Jan - 13 Jan	Viva
09 Jan - 19 Jan	Aeromexico	direct
05 Jan - 12 Jan	Aeromexico	direct
14 Jan - 12 Feb	Aeromexico	direct
21 Jan - 28 Jan	Aeromexico	direct
26 Jan - 12 Feb	Aeromexico	direct
30 Jan - 04 Feb	Avianca
31 Jan - 04 Feb	Avianca
31 Jan - 04 Feb	Aeromexico	direct
30 Jan - 04 Feb	Aeromexico	direct

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 $236

Return flights