Cheapest return flights from London to Sao Paulo in September from $749

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

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

Return flights

17 Sep - 08 Oct TAP
23 Sep - 07 Oct TAP
15 Sep - 25 Sep TAP
15 Sep - 29 Sep TAP
17 Sep - 30 Sep TAP
18 Sep - 25 Sep TAP
21 Sep - 28 Sep TAP
18 Sep - 28 Sep TAP
25 Sep - 10 Oct TAP
19 Sep - 10 Oct TAP
17 Sep - 27 Sep TAP
25 Sep - 28 Sep TAP
19 Sep - 25 Sep TAP
18 Sep - 22 Sep TAP
30 Sep - 12 Oct TAP
26 Sep - 12 Oct Air Europa
11 Sep - 13 Oct Air Europa
10 Sep - 14 Oct TAP
11 Sep - 14 Oct Air Europa
12 Sep - 13 Oct Air Europa

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