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

Return flights

20 Apr - 28 Apr	Ryanair
13 Apr - 27 Apr	Ryanair
08 Apr - 22 Apr	Ryanair
21 Apr - 27 Apr	Wizz Air UK
21 Apr - 30 Apr	Ryanair
08 Apr - 15 Apr	Wizz Air UK
13 Apr - 25 Apr	Wizz Air UK
01 Apr - 18 Apr	Ryanair
08 Apr - 16 Apr	Wizz Air UK
10 Apr - 20 Apr	Wizz Air UK
26 Apr - 03 May	Norse Atlantic Airways (UK)
21 Apr - 05 May	Wizz Air UK
13 Apr - 04 May	Norse Atlantic Airways (UK)
17 Apr - 04 May	Ryanair
27 Apr - 03 May	Ryanair
25 Apr - 09 May	Ryanair
13 Apr - 08 May	Ryanair
25 Apr - 03 May	Wizz Air UK
13 Apr - 15 May	Wizz Air UK
02 Apr - 07 May	Ryanair

Also check the deals for one-way flights from London to Rio Negro in April.

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 April from $696

Return flights