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

Return flights

23 Jul - 31 Jul	Arajet
28 Jul - 03 Aug	Arajet
28 Jul - 06 Aug	Arajet
30 Jul - 06 Aug	Arajet
29 Jul - 05 Aug	Copa
31 Jul - 05 Aug	Copa
28 Jul - 04 Aug	Arajet
21 Jul - 03 Aug	Arajet
30 Jul - 04 Aug	Arajet
11 Jul - 15 Jul	Arajet
09 Jul - 15 Jul	Arajet
16 Jul - 24 Jul	Arajet
28 Jul - 30 Jul	Arajet
23 Jul - 30 Jul	Arajet
23 Jul - 02 Aug	Arajet
21 Jul - 27 Jul	Arajet
11 Jul - 24 Jul	Arajet
09 Jul - 12 Jul	Arajet
30 Jul - 30 Jul	Copa
21 Jul - 01 Aug	Copa

Also check the deals for one-way flights from Sao Paulo to Cancun 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 Sao Paulo to Cancun in July from $420

Return flights