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

Return flights

10 Oct - 23 Oct	Viva
13 Oct - 23 Oct	Viva
10 Oct - 19 Oct	Viva
13 Oct - 19 Oct	Viva
27 Oct - 06 Nov	Viva
27 Oct - 05 Nov	Viva
10 Oct - 25 Oct	Viva
13 Oct - 25 Oct	Viva
19 Oct - 25 Oct	Volaris Costa Rica	direct
03 Oct - 31 Oct	Avianca	direct
20 Oct - 29 Oct	Avianca	direct
02 Oct - 04 Oct	Volaris Costa Rica
26 Oct - 02 Nov	Aeromexico	direct
21 Oct - 04 Nov	Avianca
28 Oct - 01 Nov	Copa
29 Oct - 01 Nov	Copa
27 Oct - 07 Nov	Avianca
31 Oct - 03 Nov	Avianca
28 Oct - 05 Nov	Avianca
27 Oct - 03 Nov	Avianca

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

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 San Jose to Mexico City in October from 166€

Return flights