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

Return flights

15 May - 12 Jun	Lufthansa
20 May - 16 Jun	Lufthansa
20 May - 17 Jun	Lufthansa
19 May - 16 Jun	Lufthansa
09 May - 07 Jun	ITA Airways
05 May - 27 May	Iberia
07 May - 08 Jun	Lufthansa
07 May - 16 Jun	TAP
09 May - 24 May	Iberia
09 May - 20 May	Iberia
08 May - 07 Jun	Lufthansa
06 May - 20 May	Royal Air Maroc
19 May - 02 Jun	Iberia
12 May - 09 Jun	Lufthansa
20 May - 27 May	Iberia
04 May - 20 May	Royal Air Maroc
13 May - 20 May	Royal Air Maroc
07 May - 27 May	ITA Airways
13 May - 25 May	British Airways
05 May - 20 May	Iberia

Also check the deals for one-way flights from London to Sao Paulo 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 Sao Paulo in May from 658€

Return flights