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

Return flights

25 Jun - 10 Jul	Ryanair
19 Jun - 06 Jul	Jet2
23 Jun - 07 Jul	Ryanair
18 Jun - 09 Jul	Ryanair
17 Jun - 24 Jun	Ryanair
19 Jun - 02 Jul	Ryanair
23 Jun - 30 Jun	Ryanair
25 Jun - 09 Jul	Ryanair
17 Jun - 15 Jul	Ryanair
24 Jun - 10 Jul	Ryanair
20 Jun - 06 Jul	Ryanair
16 Jun - 22 Jun	Ryanair
27 Jun - 14 Jul	Ryanair
19 Jun - 22 Jun	Ryanair
13 Jun - 21 Jun	Ryanair
17 Jun - 30 Jun	Ryanair
22 Jun - 30 Jun	Ryanair
22 Jun - 28 Jun	Ryanair
20 Jun - 23 Jun	Ryanair
14 Jun - 25 Jun	Emirates

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

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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Cheapest return flights from London to Buenos Aires in June from $1388

Return flights