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

Return flights

25 May - 10 Jun	Arajet
01 May - 09 May	Arajet
04 May - 11 May	Arajet
05 May - 14 May	Arajet
25 May - 14 Jun	Arajet
27 May - 06 Jun	Copa
15 May - 04 Jun	Copa
21 May - 28 May	Copa
02 May - 09 May	Copa
12 May - 19 May	Copa
08 May - 15 May	Copa
18 May - 25 May	Copa
22 May - 27 May	Copa
05 May - 11 May	Copa
26 May - 12 Jun	Copa

Also check the deals for one-way flights from Sao Paulo to Cancun 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 Cancun in May from $427

Return flights