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

Return flights

21 Oct - 28 Oct	Ryanair
29 Oct - 12 Nov	Ryanair
15 Oct - 24 Oct	Ryanair
09 Oct - 19 Oct	Ryanair
15 Oct - 22 Oct	Ryanair
14 Oct - 28 Oct	Ryanair
07 Oct - 12 Oct	Ryanair
09 Oct - 13 Oct	Ryanair
23 Oct - 08 Nov	Ryanair
07 Oct - 06 Nov	Ryanair
11 Oct - 17 Oct	Ryanair
11 Oct - 21 Oct	Ryanair
09 Oct - 20 Oct	Ryanair
31 Oct - 09 Nov	Ryanair
22 Oct - 05 Nov	Ryanair
30 Oct - 13 Nov	Ryanair
31 Oct - 16 Nov	Ryanair
30 Oct - 03 Nov	Ryanair
26 Oct - 11 Nov	Ryanair
23 Oct - 10 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 683€

Return flights