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

Return flights

17 Feb - 26 Feb	Avianca
23 Feb - 04 Mar	Avianca
25 Feb - 06 Mar	Avianca
25 Feb - 07 Mar	LATAM Airlines Group
11 Feb - 20 Feb	LATAM Airlines Group
09 Feb - 19 Feb	LATAM Airlines Group
24 Feb - 09 Mar	LATAM Airlines Group
20 Feb - 07 Mar	LATAM Airlines Group
10 Feb - 03 Mar	LATAM Airlines Group
11 Feb - 25 Feb	LATAM Airlines Group
08 Feb - 22 Feb	LATAM Airlines Group
26 Feb - 08 Mar	LATAM Airlines Group
27 Feb - 15 Mar	LATAM Airlines Group
27 Feb - 13 Mar	LATAM Airlines Group
27 Feb - 16 Mar	LATAM Airlines Group
16 Feb - 23 Feb	Air Canada
02 Feb - 17 Feb	LATAM Airlines Group
03 Feb - 12 Feb	Avianca
10 Feb - 23 Feb	Air Canada
19 Feb - 26 Feb	LATAM Airlines Group

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 $1098

Return flights