AirHint found the following cheapest return flights from London (LCY) to Rio De Janeiro (GIG) in May 2026 (see full year).

Return flights

12 May - 25 May	ITA Airways
05 May - 12 May	ITA Airways
15 May - 02 Jun	ITA Airways
04 May - 18 May	ITA Airways
05 May - 19 May	ITA Airways
12 May - 26 May	ITA Airways
19 May - 27 May	ITA Airways
18 May - 01 Jun	ITA Airways
19 May - 02 Jun	ITA Airways
30 May - 10 Jun	KLM
20 May - 27 May	ITA Airways
18 May - 27 May	ITA Airways
19 May - 26 May	ITA Airways
28 May - 02 Jun	ITA Airways
08 May - 18 May	ITA Airways
06 May - 06 Jun	KLM
06 May - 05 Jun	ITA Airways
29 May - 05 Jun	ITA Airways
22 May - 06 Jun	KLM

Also check the deals for one-way flights from London to Rio De Janeiro in May.

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 De Janeiro in May from $778

Return flights