Cheapest return flights from London to Buenos Aires in January from $1191

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

Return flights

13 Jan - 22 Jan LATAM Airlines Group
12 Jan - 09 Feb LATAM Airlines Group
11 Jan - 08 Feb LATAM Airlines Group
11 Jan - 11 Feb LATAM Airlines Group
11 Jan - 27 Jan LATAM Airlines Group
13 Jan - 28 Jan LATAM Airlines Group
21 Jan - 18 Feb LATAM Airlines Group
26 Jan - 02 Feb Air Canada
16 Jan - 15 Feb LATAM Airlines Group
23 Jan - 15 Feb LATAM Airlines Group
26 Jan - 08 Feb LATAM Airlines Group
21 Jan - 04 Feb LATAM Airlines Group
30 Jan - 15 Feb LATAM Airlines Group
23 Jan - 30 Jan LATAM Airlines Group
14 Jan - 28 Jan Air Canada
05 Jan - 19 Jan LATAM Airlines Group
06 Jan - 21 Jan Air Canada
08 Jan - 22 Jan Air Canada
07 Jan - 28 Jan Air Canada
24 Jan - 31 Jan LATAM Airlines Group

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

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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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