AirHint found the following cheapest return flights from Buenos Aires (EZE) to London (LHR) in April 2026 (see full year).

Return flights

29 Apr - 19 May	Air Canada
15 Apr - 12 May	Air Canada
30 Apr - 24 May	Air Canada
20 Apr - 01 May	Air Canada
29 Apr - 24 May	Air Canada
25 Apr - 10 May	Air Canada
18 Apr - 01 May	Air Canada
30 Apr - 20 May	Air Canada
08 Apr - 26 Apr	Air Canada
11 Apr - 26 Apr	Air Canada
02 Apr - 26 Apr	Air Canada
01 Apr - 26 Apr	Air Canada
02 Apr - 14 Apr	Air Canada
28 Apr - 18 May	LATAM Airlines Group
23 Apr - 14 May	LATAM Airlines Group
05 Apr - 25 Apr	British Airways
07 Apr - 21 Apr	British Airways
06 Apr - 21 Apr	British Airways
06 Apr - 20 Apr	British Airways
16 Apr - 26 Apr	Air Canada

Also check the deals for one-way flights from Buenos Aires 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 Buenos Aires to London in April from 967€

Return flights