AirHint found the following cheapest return flights from Cancun (CUN) to Rio Negro (MDE) in December 2026 (see full year).

Return flights

12 Dec - 16 Dec	Wingo	direct
10 Dec - 16 Dec	Avianca	direct
23 Dec - 03 Jan	Avianca	direct
22 Dec - 30 Dec	Avianca	direct
24 Dec - 02 Jan	Avianca	direct
24 Dec - 03 Jan	Avianca	direct
24 Dec - 04 Jan	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 $248

Return flights