Cheapest return LHR–GRU flights, September

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

Return flights

08 Sep - 28 Oct Lufthansa
30 Sep - 28 Oct Avianca
28 Sep - 27 Oct Avianca
24 Sep - 06 Oct Avianca
22 Sep - 06 Oct Avianca
02 Sep - 08 Oct Air Canada
23 Sep - 28 Sep Air Canada
16 Sep - 07 Oct Air Canada
15 Sep - 01 Oct Air Canada
24 Sep - 08 Oct Air Canada
27 Sep - 04 Oct Air Canada
22 Sep - 28 Sep Air Canada
01 Sep - 30 Sep Air Canada
02 Sep - 30 Sep Air Canada
08 Sep - 30 Sep Air Canada
16 Sep - 30 Sep Air Canada
08 Sep - 29 Sep Air Canada
01 Sep - 15 Sep Air Canada
17 Sep - 30 Sep Air Canada
01 Sep - 20 Sep Air Canada

Also check the deals for one-way flights from London to Sao Paulo in September.

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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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