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

Return flights

05 Dec - 08 Dec	Ryanair
11 Dec - 15 Dec	Ryanair
29 Dec - 31 Jan	Ryanair
04 Dec - 08 Dec	Ryanair
27 Dec - 16 Jan	Ryanair
11 Dec - 18 Dec	Ryanair
06 Dec - 15 Dec	Ryanair
04 Dec - 18 Dec	Ryanair
10 Dec - 15 Dec	Royal Air Maroc
04 Dec - 21 Dec	Ryanair
12 Dec - 14 Jan	Ryanair
12 Dec - 26 Dec	Ryanair
09 Dec - 12 Dec	easyJet
30 Dec - 13 Jan	Ryanair
24 Dec - 25 Jan	Royal Air Maroc
12 Dec - 01 Jan	Ryanair
27 Dec - 10 Jan	Ryanair
20 Dec - 11 Jan	Ryanair
28 Dec - 18 Jan	Ryanair
26 Dec - 12 Jan	Ryanair

Also check the deals for one-way flights from London 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 London to Rio Negro in December from $1029

Return flights