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

Return flights

01 Jan - 15 Jan	Aerolineas Argentinas
18 Jan - 10 Feb	LATAM Airlines Group
25 Jan - 08 Feb	Avianca
19 Jan - 10 Feb	Avianca
26 Jan - 10 Feb	Avianca
29 Jan - 08 Feb	Avianca
01 Jan - 11 Jan	Avianca
20 Jan - 31 Jan	Avianca
25 Jan - 07 Feb	Avianca
31 Jan - 13 Feb	Avianca
23 Jan - 02 Feb	Avianca
12 Jan - 24 Jan	Avianca
28 Jan - 08 Feb	Avianca
01 Jan - 18 Jan	Avianca
20 Jan - 08 Feb	Avianca
12 Jan - 26 Jan	Avianca
19 Jan - 30 Jan	Avianca
01 Jan - 31 Jan	Avianca
13 Jan - 29 Jan	Avianca
20 Jan - 30 Jan	Avianca

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

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 Buenos Aires to London in January from 1265€

Return flights