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

Return flights

28 Jan - 10 Feb	ITA Airways
22 Jan - 31 Jan	Lufthansa
27 Jan - 16 Feb	ITA Airways
27 Jan - 03 Feb	ITA Airways
27 Jan - 23 Feb	ITA Airways
26 Jan - 26 Feb	ITA Airways
29 Jan - 05 Feb	ITA Airways
13 Jan - 25 Jan	Delta
16 Jan - 31 Jan	Delta
20 Jan - 06 Feb	ITA Airways
21 Jan - 04 Feb	ITA Airways
27 Jan - 05 Feb	ITA Airways
28 Jan - 15 Feb	ITA Airways
10 Jan - 25 Jan	Delta
10 Jan - 31 Jan	Delta
22 Jan - 29 Jan	ITA Airways
22 Jan - 27 Jan	ITA Airways
13 Jan - 27 Jan	ITA Airways
21 Jan - 25 Jan	Delta
19 Jan - 29 Jan	ITA Airways

Also check the deals for one-way flights from London to Buenos Aires 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 London to Buenos Aires in January from $1188

Return flights