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

Return flights

09 Dec - 25 Dec	Copa
04 Dec - 08 Dec	Copa
04 Dec - 08 Dec	Avianca	direct
06 Dec - 13 Jan	Avianca	direct
09 Dec - 26 Dec	Copa
05 Dec - 08 Dec	Copa
01 Dec - 31 Dec	Avianca
09 Dec - 31 Dec	Copa
16 Dec - 20 Jan	Avianca
16 Dec - 23 Dec	Avianca
12 Dec - 17 Dec	Arajet
09 Dec - 01 Jan	Copa
12 Dec - 31 Dec	Arajet
05 Dec - 12 Jan	Copa
27 Dec - 10 Jan	Copa
13 Dec - 10 Jan	Copa
09 Dec - 01 Jan	Avianca	direct
09 Dec - 05 Jan	Avianca	direct
22 Dec - 02 Jan	Copa
27 Dec - 04 Jan	Avianca

Also check the deals for one-way flights from Miami 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 Miami to Rio Negro in December from 256€

Return flights