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

Return flights

18 Jan - 27 Jan	Iberia
18 Jan - 28 Jan	Iberia
17 Jan - 28 Jan	Iberia
17 Jan - 27 Jan	Iberia
27 Jan - 09 Feb	Iberia
20 Jan - 28 Jan	Iberia
16 Jan - 27 Jan	Iberia
28 Jan - 08 Feb	Iberia
27 Jan - 24 Feb	Iberia
10 Jan - 01 Feb	Iberia
22 Jan - 06 Feb	Iberia
26 Jan - 08 Feb	Air Europa
12 Jan - 31 Jan	Iberia
13 Jan - 31 Jan	Iberia
26 Jan - 06 Feb	Air Europa
05 Jan - 19 Jan	Iberia
23 Jan - 06 Feb	Air Europa
30 Jan - 08 Feb	Air Europa
23 Jan - 28 Jan	Air Europa
23 Jan - 10 Feb	Air Europa

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 900€

Return flights