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

Return flights

22 Apr - 28 Apr	Air Canada
20 Apr - 06 May	Air Canada
22 Apr - 04 May	Air Canada
28 Apr - 06 May	Air Canada
01 Apr - 15 Apr	Avianca
01 Apr - 06 Apr	Avianca
01 Apr - 05 Apr	Avianca
01 Apr - 14 Apr	Avianca
01 Apr - 09 Apr	Avianca
29 Apr - 06 May	Air Canada
27 Apr - 07 May	Air Canada
23 Apr - 26 Apr	Air Canada
28 Apr - 04 May	Air Canada
29 Apr - 13 May	Air Canada
20 Apr - 05 May	Air Canada
30 Apr - 07 May	Air Canada
23 Apr - 06 May	Air Canada
23 Apr - 30 Apr	Air Canada
22 Apr - 29 Apr	Air Canada
15 Apr - 30 Apr	Air Canada

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

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 Sao Paulo to London in April from 628€

Return flights