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

Return flights

10 Oct - 30 Oct	Air Canada
10 Oct - 31 Oct	Air Canada
01 Oct - 14 Oct	Air Canada
19 Oct - 30 Oct	Air Canada
01 Oct - 07 Oct	Air Canada
01 Oct - 11 Oct	Air Canada
04 Oct - 13 Oct	Air Canada
03 Oct - 11 Oct	Air Canada
14 Oct - 25 Oct	Air Canada
14 Oct - 22 Oct	Air Canada
30 Oct - 10 Nov	Air Canada
27 Oct - 10 Nov	Air Canada
01 Oct - 03 Nov	Air Canada
30 Oct - 08 Nov	Air Canada
27 Oct - 03 Nov	Air Canada
28 Oct - 09 Nov	Air Canada
31 Oct - 21 Nov	Air Canada
31 Oct - 07 Nov	Air Canada
31 Oct - 12 Nov	Air Canada
03 Oct - 07 Nov	Air Canada

Also check the deals for one-way flights from Sao Paulo to London 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 Sao Paulo to London in October from 628€

Return flights