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

Return flights

02 May - 07 May	Viva
02 May - 21 May	Viva
02 May - 22 May	Viva
02 May - 11 May	Viva
02 May - 08 May	Viva
08 May - 10 May	Volaris Costa Rica	direct
02 May - 17 May	Viva
05 May - 07 May	Viva
05 May - 24 May	Viva
02 May - 10 May	Volaris Costa Rica	direct
26 May - 07 Jun	Viva
19 May - 07 Jun	Viva
23 May - 07 Jun	Viva
30 May - 07 Jun	Viva
26 May - 11 Jun	Viva
23 May - 11 Jun	Viva
30 May - 19 Jun	Viva
30 May - 11 Jun	Viva
28 May - 01 Jun	Avianca
30 May - 18 Jun	Viva

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

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 May from $189

Return flights