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

Return flights

14 Jan - 22 Jan	Avianca
17 Jan - 24 Jan	Avianca
08 Jan - 11 Jan	Avianca
22 Jan - 25 Jan	Avianca
07 Jan - 18 Jan	Avianca
08 Jan - 12 Jan	Avianca
01 Jan - 07 Jan	Avianca
07 Jan - 14 Jan	Avianca	direct
10 Jan - 18 Jan	Avianca
14 Jan - 18 Jan	Avianca
26 Jan - 05 Feb	Avianca	direct
26 Jan - 11 Feb	Avianca	direct
29 Jan - 08 Feb	Avianca	direct
30 Jan - 02 Feb	Avianca
30 Jan - 03 Feb	Avianca
31 Jan - 08 Feb	Avianca
30 Jan - 12 Feb	Avianca
20 Jan - 15 Feb	Avianca
28 Jan - 02 Feb	Avianca
19 Jan - 02 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 193€

Return flights