Cheapest return flights from London to Buenos Aires in April from $1219

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

Return flights

27 Apr - 11 May KLM
14 Apr - 22 Apr SWISS
14 Apr - 11 May KLM
20 Apr - 29 Apr ITA Airways
26 Apr - 06 May ITA Airways
29 Apr - 17 May KLM
14 Apr - 25 Apr SWISS
08 Apr - 18 Apr ITA Airways
16 Apr - 25 Apr ITA Airways
15 Apr - 27 Apr KLM
14 Apr - 27 Apr KLM
08 Apr - 17 Apr ITA Airways
09 Apr - 27 Apr KLM
13 Apr - 21 Apr KLM
28 Apr - 07 May ITA Airways
24 Apr - 07 May ITA Airways
15 Apr - 05 May KLM
15 Apr - 11 May ITA Airways
10 Apr - 11 May ITA Airways
22 Apr - 01 May ITA 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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