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

Return flights

15 May - 26 May	TAP
15 May - 23 May	TAP
20 May - 29 May	TAP
04 May - 15 May	TAP
18 May - 25 May	TAP
07 May - 26 May	TAP
15 May - 15 Jun	SWISS
19 May - 29 May	TAP
13 May - 18 May	TAP
01 May - 10 Jun	Royal Air Maroc
08 May - 07 Jun	Royal Air Maroc
27 May - 14 Jun	Royal Air Maroc
29 May - 12 Jun	Royal Air Maroc
26 May - 30 May	TAP
15 May - 12 Jun	Royal Air Maroc
31 May - 10 Jun	Royal Air Maroc
12 May - 19 May	Wizz Air UK
17 May - 02 Jun	Royal Air Maroc
19 May - 09 Jun	Air Europa
16 May - 09 Jun	Air Europa

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 600€

Return flights