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

Return flights

12 May - 27 May	Royal Air Maroc
08 May - 08 Jun	Royal Air Maroc
06 May - 19 May	Air Europa
13 May - 21 May	GOL Linhas Aéreas
26 May - 18 Jun	TAP
11 May - 09 Jun	GOL Linhas Aéreas
02 May - 03 Jun	LATAM Airlines Group
07 May - 14 May	Air Canada
06 May - 21 May	Air Canada
07 May - 13 May	Air Canada
06 May - 13 May	Air Canada
04 May - 12 May	Air Canada
02 May - 09 May	Avianca
10 May - 20 May	Air Canada
31 May - 15 Jun	LATAM Airlines Group	direct
14 May - 09 Jun	Air Canada
21 May - 19 Jun	Air Canada
25 May - 19 Jun	Air Canada
27 May - 09 Jun	Air Canada
27 May - 08 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 646€

Return flights