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

Return flights

19 Apr - 22 Apr	Vueling Airlines
08 Apr - 23 Apr	Air Europa
05 Apr - 15 Apr	Vueling Airlines
08 Apr - 22 Apr	Air Europa
15 Apr - 27 Apr	Air Europa
09 Apr - 27 Apr	Air Europa
10 Apr - 27 Apr	Air Europa
13 Apr - 22 Apr	Air Europa
22 Apr - 27 Apr	Air Europa
02 Apr - 14 Apr	Air Europa
17 Apr - 02 May	Air Europa
28 Apr - 09 May	Air Europa
29 Apr - 11 May	Air Europa
27 Apr - 10 May	Air Europa
25 Apr - 04 May	Air Europa

Also check the deals for one-way flights from London to Buenos Aires 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 London to Buenos Aires in April from 979€

Return flights