AirHint found the following cheapest return flights from Sao Paulo (GRU) to London (LGW) in May 2026 (see full year).

Return flights

19 May - 31 May	Avianca
19 May - 02 Jun	Avianca
20 May - 02 Jun	Avianca
07 May - 25 May	TAP
07 May - 11 May	TAP
12 May - 20 May	TAP
21 May - 01 Jun	TAP
14 May - 27 May	TAP
12 May - 27 May	TAP
04 May - 17 May	TAAG Angola Airlines
25 May - 08 Jun	Avianca
04 May - 18 May	TAAG Angola Airlines
05 May - 26 May	TAP
14 May - 02 Jun	TAP
20 May - 26 May	Avianca
28 May - 11 Jun	Avianca
26 May - 16 Jun	Avianca
20 May - 01 Jun	Avianca
27 May - 09 Jun	Avianca
19 May - 05 Jun	TAP

Also check the deals for one-way flights from Sao Paulo to London 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 Sao Paulo to London in May from $758

Return flights