AirHint found the following cheapest return flights from Curitiba (CWB) to Cancun (CUN) in August 2025 (see full year).

Return flights

18 Aug - 26 Aug	GOL Linhas Aéreas
19 Aug - 28 Aug	GOL Linhas Aéreas
26 Aug - 31 Aug	GOL Linhas Aéreas
01 Aug - 10 Aug	GOL Linhas Aéreas
20 Aug - 27 Aug	GOL Linhas Aéreas
09 Aug - 17 Aug	LATAM Airlines Group
09 Aug - 16 Aug	LATAM Airlines Group

Also check the deals for one-way flights from Curitiba to Cancun in August.

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 Curitiba to Cancun in August from 463€

Return flights