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

Return flights

28 Jan - 12 Feb	Arajet
30 Jan - 05 Feb	Arajet
29 Jan - 05 Feb	Copa
30 Jan - 07 Feb	Arajet
30 Jan - 10 Feb	Arajet
27 Jan - 10 Feb	Arajet
27 Jan - 04 Feb	Arajet
26 Jan - 05 Feb	Arajet
30 Jan - 06 Feb	Copa
30 Jan - 08 Feb	Copa
01 Jan - 14 Jan	Aeromexico
01 Jan - 13 Jan	Aeromexico
27 Jan - 31 Jan	Arajet
01 Jan - 11 Jan	Aeromexico
01 Jan - 09 Jan	Aeromexico
22 Jan - 27 Jan	Aeromexico
01 Jan - 08 Jan	Aeromexico
01 Jan - 10 Jan	Aeromexico
25 Jan - 31 Jan	Copa
21 Jan - 21 Jan	Copa

Also check the deals for one-way flights from Sao Paulo to Cancun in January.

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 January from $485

Return flights