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

Return flights

01 Dec - 11 Dec	Norse Atlantic Airways (UK)
03 Dec - 08 Jan	Norse Atlantic Airways (UK)
11 Dec - 18 Dec	easyJet
12 Dec - 10 Jan	Icelandair
14 Dec - 21 Dec	Wizz Air UK
11 Dec - 02 Jan	Norse Atlantic Airways (UK)
14 Dec - 26 Dec	Wizz Air UK
29 Dec - 23 Jan	Air Europa
14 Dec - 27 Dec	Wizz Air UK
15 Dec - 26 Dec	Iberia Express
30 Dec - 27 Jan	Air Europa
28 Dec - 09 Jan	TAP
13 Dec - 13 Dec	easyJet
01 Dec - 17 Jan	Norse Atlantic Airways (UK)
11 Dec - 01 Jan	Wizz Air UK
28 Dec - 18 Jan	Air Europa
11 Dec - 09 Jan	Norse Atlantic Airways (UK)
20 Dec - 27 Dec	Iberia Express

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 799€

Return flights