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

Return flights

04 Aug - 18 Aug	British Airways
04 Aug - 24 Aug	British Airways
10 Aug - 24 Aug	Iberia
25 Aug - 11 Sep	KLM
05 Aug - 25 Aug	British Airways
26 Aug - 09 Sep	Iberia
13 Aug - 25 Aug	Iberia
28 Aug - 04 Sep	British Airways	direct
28 Aug - 04 Sep	TAP
31 Aug - 11 Sep	KLM
11 Aug - 31 Aug	British Airways
13 Aug - 26 Aug	Avianca
01 Aug - 19 Aug	TAP
01 Aug - 31 Aug	British Airways
01 Aug - 26 Aug	British Airways
29 Aug - 11 Sep	TAP
29 Aug - 10 Sep	TAP
28 Aug - 11 Sep	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 $1045

Return flights