Cheapest return LON–AEP flights, April

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

Return flights

27 Apr - 11 May Avianca
27 Apr - 16 May Wizz Air Malta
28 Apr - 05 May Wizz Air Malta
25 Apr - 08 May easyJet
28 Apr - 12 May LATAM Airlines Group
29 Apr - 06 May LATAM Airlines Group
30 Apr - 05 May Ryanair
25 Apr - 01 May easyJet
27 Apr - 10 May LATAM Airlines Group
26 Apr - 01 May Ryanair
27 Apr - 30 Apr LATAM Airlines Group

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

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