Cheapest return flights from London to Sao Paulo in September from 646€

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

Return flights

04 Sep - 07 Oct Lufthansa
10 Sep - 29 Sep Royal Air Maroc
10 Sep - 18 Sep Royal Air Maroc
11 Sep - 21 Sep Wizz Air Malta
11 Sep - 22 Sep Royal Air Maroc
11 Sep - 18 Sep Royal Air Maroc
03 Sep - 18 Sep Lufthansa
17 Sep - 30 Sep Avianca
01 Sep - 30 Sep ITA Airways
04 Sep - 18 Sep Lufthansa
25 Sep - 28 Sep Avianca
30 Sep - 05 Oct Avianca
30 Sep - 05 Oct LATAM Airlines Group direct

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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