AirHint found the following cheapest return flights from Sao Paulo (GRU) to Mexico City (MEX) in May 2026 (see full year).

Return flights

15 May - 24 May	Arajet
06 May - 11 May	GOL Linhas Aéreas
18 May - 29 May	GOL Linhas Aéreas
08 May - 23 May	Copa
16 May - 22 May	Copa
17 May - 30 May	Copa
12 May - 20 May	Copa
05 May - 15 May	Copa
07 May - 12 May	Copa
17 May - 29 May	Copa
22 May - 10 Jun	Copa
17 May - 02 Jun	Copa
29 May - 04 Jun	GOL Linhas Aéreas
25 May - 01 Jun	GOL Linhas Aéreas
22 May - 05 Jun	GOL Linhas Aéreas
25 May - 07 Jun	GOL Linhas Aéreas
01 May - 01 Jun	GOL Linhas Aéreas
25 May - 11 Jun	Copa
27 May - 15 Jun	GOL Linhas Aéreas
22 May - 10 Jun	Aeromexico	direct

Also check the deals for one-way flights from Sao Paulo 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 Sao Paulo to Mexico City in May from $439

Return flights