AirHint found the following cheapest return flights from Mexico City (MEX) to Sao Paulo (GRU) in July 2025 (see full year).

Return flights

10 Jul - 30 Jul	Arajet
03 Jul - 23 Jul	Arajet
10 Jul - 23 Jul	Arajet
01 Jul - 22 Jul	Avianca
03 Jul - 03 Aug	Avianca
11 Jul - 31 Jul	Avianca
09 Jul - 22 Jul	Avianca
09 Jul - 01 Aug	Avianca
14 Jul - 22 Jul	LATAM Airlines Group
16 Jul - 27 Jul	Copa
06 Jul - 19 Jul	Copa
15 Jul - 24 Jul	Copa
16 Jul - 14 Aug	Copa
29 Jul - 02 Aug	Copa
31 Jul - 08 Aug	Copa
31 Jul - 05 Aug	Copa
16 Jul - 11 Aug	Copa
20 Jul - 04 Aug	Arajet
16 Jul - 14 Aug	LATAM Airlines Group	direct
31 Jul - 15 Aug	Arajet

Also check the deals for one-way flights from Mexico City to Sao Paulo in July.

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 Sao Paulo in July from $428

Return flights