Cheapest return flights from London to Buenos Aires in May from 954€

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

Return flights

09 May - 13 Jun Ryanair
06 May - 20 May Ryanair
12 May - 25 May Ryanair
09 May - 21 May Ryanair
12 May - 20 May Ryanair
15 May - 31 May Ryanair
11 May - 24 May Ryanair
13 May - 21 May Ryanair
06 May - 25 May Ryanair
13 May - 24 May Ryanair
20 May - 25 May Ryanair
01 May - 01 Jun Ryanair
26 May - 07 Jun Ryanair
26 May - 30 Jun Ryanair
30 May - 10 Jun Ryanair
13 May - 03 Jun Ryanair
18 May - 03 Jun Ryanair
30 May - 13 Jun Ryanair
22 May - 05 Jun Ryanair
29 May - 14 Jun Ryanair

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

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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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