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

Return flights

09 Oct - 13 Oct	Royal Air Maroc
26 Oct - 08 Nov	Royal Air Maroc
05 Oct - 03 Nov	Royal Air Maroc
05 Oct - 18 Oct	Royal Air Maroc
02 Oct - 01 Nov	Royal Air Maroc
01 Oct - 15 Oct	Air Canada
02 Oct - 09 Oct	Royal Air Maroc
02 Oct - 04 Oct	Royal Air Maroc
09 Oct - 31 Oct	Air Canada
31 Oct - 14 Nov	Air Canada
06 Oct - 27 Oct	Air Canada
01 Oct - 11 Oct	Air Canada
06 Oct - 04 Nov	Air Canada
14 Oct - 24 Oct	Air Canada
02 Oct - 16 Oct	Vueling Airlines
25 Oct - 01 Nov	Air Canada
18 Oct - 05 Nov	Avianca
15 Oct - 05 Nov	Avianca
01 Oct - 01 Nov	Air Canada
17 Oct - 01 Nov	Air Canada

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 662€

Return flights