Cheapest return flights from Sao Paulo to London in September from $812

Best time to book flights for Sao Paulo (GRU) to London (LHR) flights at AirHint

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

Return flights

25 Sep - 09 Oct British Airways direct
16 Sep - 25 Sep LATAM Airlines Group
21 Sep - 09 Oct LATAM Airlines Group
26 Sep - 09 Oct LATAM Airlines Group
24 Sep - 08 Oct British Airways direct
28 Sep - 06 Oct British Airways direct
16 Sep - 06 Oct LATAM Airlines Group
19 Sep - 21 Sep SWISS
18 Sep - 09 Oct British Airways direct
16 Sep - 24 Sep SWISS
23 Sep - 30 Sep British Airways direct
18 Sep - 25 Sep SWISS
23 Sep - 08 Oct British Airways direct
22 Sep - 29 Sep British Airways direct
26 Sep - 12 Oct LATAM Airlines Group
17 Sep - 08 Oct British Airways direct
17 Sep - 24 Sep Air Canada
17 Sep - 30 Sep Air Canada
22 Sep - 30 Sep Air Canada
22 Sep - 30 Sep British Airways direct

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

Skyscanner

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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