Cheapest return flights from Mexico City to San Jose in September from $263

Best time to book flights for Mexico City (MEX) to San Jose (SJO) flights at AirHint

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

Return flights

03 Sep - 11 Sep Aeromexico direct
17 Sep - 24 Sep Aeromexico direct
23 Sep - 30 Sep Aeromexico direct
22 Sep - 29 Sep Aeromexico direct
18 Sep - 25 Sep Aeromexico direct
02 Sep - 09 Sep Aeromexico direct
24 Sep - 02 Oct Aeromexico direct
30 Sep - 08 Oct Aeromexico direct
16 Sep - 24 Sep Copa
05 Sep - 13 Sep Avianca
09 Sep - 17 Sep Copa
05 Sep - 13 Sep Avianca direct
29 Sep - 07 Oct Avianca
29 Sep - 07 Oct Aeromexico direct

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

Skyscanner

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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