AirHint found the following cheapest return flights from Rio De Janeiro (SDU) to Cancun (CUN) in December 2025 (see full year).

Return flights

02 Dec - 06 Dec	GOL Linhas Aéreas
06 Dec - 18 Dec	GOL Linhas Aéreas
13 Dec - 18 Dec	GOL Linhas Aéreas
18 Dec - 25 Dec	GOL Linhas Aéreas
24 Dec - 04 Jan	GOL Linhas Aéreas
23 Dec - 08 Jan	GOL Linhas Aéreas
24 Dec - 06 Jan	GOL Linhas Aéreas
26 Dec - 04 Jan	GOL Linhas Aéreas
31 Dec - 01 Jan	GOL Linhas Aéreas

Also check the deals for one-way flights from Rio De Janeiro to Cancun in December.

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.

Book a cheap hotel in Cancun

Cheap car rent in Cancun

Cheapest return flights from Rio De Janeiro to Cancun in December from $563

Return flights