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

Return flights

01 Apr - 30 Apr	Avianca
01 Apr - 17 Apr	Avianca
01 Apr - 14 Apr	Avianca
01 Apr - 08 Apr	Avianca
01 Apr - 28 Apr	Avianca
02 Apr - 12 Apr	TAP
06 Apr - 19 Apr	TAP
06 Apr - 13 Apr	TAP
06 Apr - 28 Apr	TAP
21 Apr - 05 May	Avianca
06 Apr - 24 Apr	TAP
28 Apr - 08 May	Avianca
21 Apr - 11 May	Avianca
27 Apr - 06 May	TAP
25 Apr - 06 May	TAP
13 Apr - 05 May	TAP
24 Apr - 02 May	LATAM Airlines Group
13 Apr - 06 May	Iberia
28 Apr - 10 May	TAP
21 Apr - 02 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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Sao Paulo to London in April from $721

Return flights