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

Return flights

12 Apr - 24 Apr	Avianca
10 Apr - 20 Apr	Royal Air Maroc
14 Apr - 23 Apr	Avianca
09 Apr - 21 Apr	Avianca
24 Apr - 08 May	Avianca
10 Apr - 25 Apr	Avianca
30 Apr - 11 May	Avianca
08 Apr - 21 Apr	Avianca
22 Apr - 06 May	Iberia
13 Apr - 25 Apr	Avianca
15 Apr - 28 Apr	Avianca
08 Apr - 24 Apr	Avianca
30 Apr - 18 May	Avianca
22 Apr - 05 May	Iberia
30 Apr - 16 May	Avianca
26 Apr - 02 May	Avianca
30 Apr - 10 May	Avianca
01 Apr - 21 Apr	Avianca
23 Apr - 20 May	Avianca
21 Apr - 05 May	Avianca

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 711€

Return flights