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

Return flights

12 May - 27 May	Royal Air Maroc
06 May - 19 May	Air Europa
08 May - 08 Jun	Royal Air Maroc
01 May - 13 May	Royal Air Maroc
02 May - 09 May	Avianca
01 May - 18 May	Royal Air Maroc
02 May - 16 May	Avianca
31 May - 15 Jun	Iberia
02 May - 03 Jun	Avianca
13 May - 04 Jun	TAP
14 May - 09 Jun	TAP
18 May - 25 May	TAP
05 May - 14 May	TAP
07 May - 14 May	TAP
11 May - 04 Jun	TAP
07 May - 13 May	Air Europa
28 May - 09 Jun	Air Europa
27 May - 09 Jun	Air Europa
29 May - 09 Jun	Air Europa
28 May - 04 Jun	Air Europa

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 610€

Return flights