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

Return flights

06 Mar - 13 Mar	Lufthansa
09 Mar - 13 Mar	Lufthansa
09 Mar - 18 Mar	Air France
09 Mar - 31 Mar	TAP
11 Mar - 31 Mar	TAP
10 Mar - 26 Mar	Air France
10 Mar - 23 Mar	Air Canada
09 Mar - 30 Mar	Air Canada
10 Mar - 30 Mar	Air Canada
10 Mar - 31 Mar	Air Canada
09 Mar - 01 Apr	Air Canada
09 Mar - 02 Apr	Air Canada
10 Mar - 01 Apr	Air Canada
10 Mar - 02 Apr	Air Canada
11 Mar - 01 Apr	Air Canada
11 Mar - 02 Apr	Air Canada
12 Mar - 01 Apr	Air Canada
12 Mar - 02 Apr	Air Canada
26 Mar - 11 Apr	Air Canada
27 Mar - 06 Apr	LATAM Airlines Group	direct

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

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 London to Sao Paulo in March from $832

Return flights