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

Return flights

15 Oct - 27 Oct	Avianca
06 Oct - 21 Oct	Avianca
19 Oct - 29 Oct	Avianca
21 Oct - 27 Oct	Avianca
15 Oct - 21 Oct	Avianca
26 Oct - 02 Nov	Avianca
29 Oct - 10 Nov	Avianca
20 Oct - 03 Nov	Avianca
08 Oct - 21 Oct	Avianca
05 Oct - 20 Oct	Avianca
23 Oct - 01 Nov	Avianca
04 Oct - 13 Oct	Avianca
02 Oct - 19 Oct	Avianca
07 Oct - 14 Oct	Avianca
02 Oct - 02 Nov	Avianca
22 Oct - 12 Nov	Avianca
31 Oct - 07 Nov	Air Canada
30 Oct - 15 Nov	Air Canada
17 Oct - 14 Nov	Air Canada
17 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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Sao Paulo to London in October from 664€

Return flights