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

Return flights

21 Oct - 10 Nov	Vueling Airlines
30 Oct - 16 Nov	Vueling Airlines
14 Oct - 21 Oct	Vueling Airlines
21 Oct - 07 Nov	Vueling Airlines
07 Oct - 23 Oct	Wizz Air Malta
13 Oct - 21 Oct	Vueling Airlines
07 Oct - 12 Oct	Wizz Air Malta
01 Oct - 13 Oct	Wizz Air Malta
13 Oct - 23 Oct	Vueling Airlines
07 Oct - 22 Oct	Wizz Air Malta
09 Oct - 22 Oct	Vueling Airlines
15 Oct - 13 Nov	Ryanair
06 Oct - 23 Nov	Ryanair
02 Oct - 07 Oct	Ryanair
11 Oct - 21 Oct	Vueling Airlines
14 Oct - 26 Nov	Ryanair
31 Oct - 18 Nov	Vueling Airlines
15 Oct - 11 Nov	easyJet
07 Oct - 17 Nov	Ryanair
21 Oct - 19 Nov	Ryanair

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

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 October from 655€

Return flights