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

Return flights

31 Dec - 10 Jan	Wingo	direct
29 Dec - 10 Jan	Wingo	direct
27 Dec - 29 Dec	Wingo	direct
29 Dec - 11 Jan	Copa
31 Dec - 08 Jan	Copa
30 Dec - 10 Jan	Copa
26 Dec - 10 Jan	Copa
31 Dec - 07 Jan	Wingo	direct
29 Dec - 08 Jan	Copa
28 Dec - 01 Jan	Aeromexico
29 Dec - 11 Jan	Avianca	direct
26 Dec - 29 Dec	Copa
26 Dec - 29 Dec	Avianca	direct
26 Dec - 30 Dec	Avianca
26 Dec - 30 Dec	Avianca	direct

Also check the deals for one-way flights from Cancun to Rio Negro 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.

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Cheapest return flights from Cancun to Rio Negro in December from 261€

Return flights