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

Return flights

28 Jan - 09 Feb	LATAM Airlines Group
15 Jan - 02 Feb	LATAM Airlines Group
26 Jan - 06 Feb	Air Canada
28 Jan - 10 Feb	Air Canada
25 Jan - 06 Feb	Air Canada
30 Jan - 15 Feb	Air Canada
15 Jan - 13 Feb	LATAM Airlines Group
24 Jan - 10 Feb	Air Canada
24 Jan - 05 Feb	Air Canada
23 Jan - 09 Feb	LATAM Airlines Group
14 Jan - 27 Jan	Air Canada
19 Jan - 31 Jan	Avianca
05 Jan - 12 Jan	Sky Airline
05 Jan - 25 Jan	Sky Airline
13 Jan - 26 Jan	Avianca
16 Jan - 27 Jan	Air Canada
12 Jan - 23 Jan	Avianca
12 Jan - 26 Jan	Avianca
13 Jan - 23 Jan	Avianca
13 Jan - 29 Jan	Air Canada

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 1140€

Return flights