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

Return flights

28 Aug - 14 Sep	easyJet
13 Aug - 10 Sep	easyJet
17 Aug - 24 Sep	easyJet
30 Aug - 18 Sep	easyJet
19 Aug - 08 Sep	easyJet
30 Aug - 23 Sep	easyJet
17 Aug - 15 Sep	easyJet
29 Aug - 13 Sep	easyJet
21 Aug - 10 Sep	easyJet
27 Aug - 24 Sep	easyJet
14 Aug - 21 Aug	Wizz Air
11 Aug - 20 Aug	Wizz Air UK
25 Aug - 29 Aug	Wizz Air UK
15 Aug - 24 Aug	easyJet
08 Aug - 18 Aug	easyJet
11 Aug - 17 Aug	easyJet
12 Aug - 25 Aug	Ryanair
12 Aug - 23 Aug	easyJet
19 Aug - 25 Aug	easyJet
19 Aug - 26 Aug	easyJet

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 873€

Return flights