AirHint found the following cheapest return flights from Porto Alegre (POA) to Cancun (CUN) in January 2026 (see full year).

Return flights

28 Jan - 04 Feb	Azul Airlines
29 Jan - 05 Feb	Azul Airlines
24 Jan - 03 Feb	GOL Linhas Aéreas
31 Jan - 09 Feb	Azul Airlines
16 Jan - 22 Jan	Copa
15 Jan - 21 Jan	Copa
30 Jan - 07 Feb	GOL Linhas Aéreas
23 Jan - 31 Jan	Azul Airlines
30 Jan - 06 Feb	GOL Linhas Aéreas
18 Jan - 26 Jan	Copa
11 Jan - 18 Jan	Copa
17 Jan - 25 Jan	Azul Airlines

Also check the deals for one-way flights from Porto Alegre 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 Porto Alegre to Cancun in January from $610

Return flights