Cheapest return flights from London to Buenos Aires in April from $1140

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

Return flights

27 Apr - 18 May easyJet
22 Apr - 20 May easyJet
11 Apr - 20 Apr Wizz Air UK
07 Apr - 19 Apr easyJet
14 Apr - 29 Apr easyJet
05 Apr - 19 Apr Wizz Air Malta
01 Apr - 10 Apr Wizz Air UK
08 Apr - 22 Apr easyJet
22 Apr - 08 May easyJet
20 Apr - 03 May easyJet
06 Apr - 19 Apr easyJet
10 Apr - 27 Apr easyJet
17 Apr - 29 Apr easyJet
11 Apr - 21 Apr Ryanair

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

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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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