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

Return flights

16 Oct - 15 Nov	KLM
22 Oct - 10 Nov	Air France
15 Oct - 12 Nov	Air France
20 Oct - 06 Nov	Air France
17 Oct - 28 Nov	Air France
19 Oct - 15 Nov	Air France
22 Oct - 19 Nov	Air France
28 Oct - 11 Nov	GOL Linhas Aéreas
16 Oct - 30 Oct	KLM
22 Oct - 29 Oct	Air France
23 Oct - 10 Nov	Air France
21 Oct - 30 Nov	Air France
13 Oct - 26 Oct	Air France
10 Oct - 15 Oct	Air France
04 Oct - 11 Oct	Air France
01 Oct - 05 Oct	Air France
23 Oct - 26 Oct	Air France
06 Oct - 18 Oct	GOL Linhas Aéreas
02 Oct - 06 Oct	KLM
24 Oct - 29 Oct	Air France

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 622€

Return flights