Cheapest one-way flights from London to Buenos Aires in April from $476

AirHint found the following cheapest one-way flights from London (LON) to Buenos Aires (AEP) in April 2026 (see full year).

One-Way flights

25 Apr Wizz Air UK
08 Apr Wizz Air UK
09 Apr Wizz Air UK
02 Apr Wizz Air Malta
28 Apr Vueling Airlines
26 Apr Vueling Airlines
21 Apr Vueling Airlines
29 Apr Vueling Airlines
27 Apr Vueling Airlines
16 Apr Vueling Airlines

Also check the deals for return flights from London to Buenos Aires in April.

Skyscanner

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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