Cheapest return flights from London to Buenos Aires in April from $1415

Best time to book flights for London (LHR) to Buenos Aires (AEP) flights at AirHint

AirHint found the following cheapest return flights from London (LHR) to Buenos Aires (AEP) in April 2025 (see full year).

Return flights

27 Apr - 18 May TAP
28 Apr - 19 May LATAM Airlines Group
29 Apr - 07 May TAP
29 Apr - 06 May Air France
30 Apr - 14 May Lufthansa
30 Apr - 07 May Vueling Airlines
30 Apr - 03 May TAP
28 Apr - 04 May Air France
29 Apr - 05 May TAP
29 Apr - 30 Apr TAP
30 Apr - 30 Apr British Airways

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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