Cheapest return flights from London to Buenos Aires in April from 785€

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

Return flights

26 Apr - 18 May Avianca
15 Apr - 29 Apr Avianca
14 Apr - 29 Apr Avianca
08 Apr - 22 Apr Avianca
25 Apr - 17 May Avianca
09 Apr - 28 Apr Avianca
22 Apr - 27 Apr Avianca
16 Apr - 30 Apr Avianca
08 Apr - 15 Apr Avianca
07 Apr - 16 Apr Avianca
11 Apr - 21 Apr Wizz Air UK
11 Apr - 26 Apr Air Europa
25 Apr - 09 May Wizz Air UK
24 Apr - 09 May Avianca
18 Apr - 16 May Avianca
30 Apr - 09 May LATAM Airlines Group

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

Powered by

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 Buenos Aires

Cheap car rent in Buenos Aires

Feel free to contact us with any feedback or request another flight research.