Cheapest return flights from London to Buenos Aires in April from 949€

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

Return flights

07 Apr - 15 Apr Ryanair
01 Apr - 08 Apr Ryanair
20 Apr - 28 Apr Ryanair
03 Apr - 13 Apr Ryanair
16 Apr - 23 Apr Ryanair
13 Apr - 27 Apr Ryanair
09 Apr - 20 Apr Ryanair
12 Apr - 19 Apr Ryanair
22 Apr - 27 Apr Ryanair
15 Apr - 23 Apr Ryanair
23 Apr - 07 May Ryanair
29 Apr - 11 May Ryanair
26 Apr - 10 May Ryanair
24 Apr - 10 May Ryanair
11 Apr - 03 May 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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