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

Return flights

04 Feb - 25 Feb	Ryanair
26 Feb - 16 Mar	Ryanair
25 Feb - 11 Mar	Ryanair
23 Feb - 17 Mar	Ryanair
25 Feb - 16 Mar	Ryanair
25 Feb - 09 Mar	Ryanair
03 Feb - 25 Feb	Ryanair
03 Feb - 24 Feb	Ryanair
24 Feb - 10 Mar	Ryanair
22 Feb - 17 Mar	Ryanair
20 Feb - 08 Mar	Ryanair
03 Feb - 23 Feb	Ryanair
06 Feb - 06 Mar	Ryanair
06 Feb - 15 Feb	Ryanair
24 Feb - 03 Mar	Ryanair
11 Feb - 24 Feb	Ryanair
08 Feb - 23 Feb	Ryanair
16 Feb - 25 Feb	Ryanair
01 Feb - 15 Feb	Ryanair
06 Feb - 16 Feb	Ryanair

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

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 February from 862€

Return flights