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

Return flights

28 Aug - 11 Sep	Wizz Air Malta
26 Aug - 29 Sep	TAP
26 Aug - 23 Sep	TAP
26 Aug - 16 Sep	TAP
19 Aug - 27 Sep	TAP
25 Aug - 25 Sep	TAP
28 Aug - 24 Sep	TAP
27 Aug - 10 Sep	TAP
29 Aug - 23 Sep	Air France
19 Aug - 01 Sep	TAP
18 Aug - 26 Aug	Wizz Air Malta
13 Aug - 18 Aug	TAP
15 Aug - 18 Aug	Wizz Air UK
19 Aug - 25 Aug	Vueling Airlines
20 Aug - 27 Aug	Delta
17 Aug - 25 Aug	Delta
17 Aug - 24 Aug	Delta
17 Aug - 26 Aug	Delta
15 Aug - 19 Aug	TAP
15 Aug - 21 Aug	TAP

Also check the deals for one-way flights from London to Sao Paulo 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 London to Sao Paulo in August from 655€

Return flights