AirHint found the following cheapest return flights from Sao Paulo (GRU) to London (LTN) in August 2025 (see full year).

Return flights

18 Aug - 02 Sep	SWISS
19 Aug - 03 Sep	Lufthansa
19 Aug - 26 Aug	Lufthansa
22 Aug - 04 Sep	SWISS
18 Aug - 25 Aug	SWISS
19 Aug - 04 Sep	SWISS
17 Aug - 01 Sep	SWISS
26 Aug - 02 Sep	KLM
22 Aug - 06 Sep	SWISS
19 Aug - 29 Aug	TAP
29 Aug - 02 Sep	Ethiopian Airlines
19 Aug - 08 Sep	TAP
21 Aug - 06 Sep	LATAM Airlines Group
22 Aug - 30 Aug	SWISS
20 Aug - 25 Aug	Air China
18 Aug - 31 Aug	Iberia
18 Aug - 24 Aug	TAP
16 Aug - 23 Aug	SWISS
26 Aug - 30 Aug	KLM
22 Aug - 25 Aug	LATAM Airlines Group

Also check the deals for one-way flights from Sao Paulo to London in August.

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 August from 898€

Return flights