AirHint found the following cheapest return flights from Buenos Aires (EZE) to London (LTN) in December 2025 (see full year).

Return flights

01 Dec - 07 Dec	LATAM Airlines Group
10 Dec - 24 Jan	Air Europa
15 Dec - 31 Dec	LATAM Airlines Group
01 Dec - 08 Dec	ITA Airways
01 Dec - 29 Dec	LATAM Airlines Group
02 Dec - 09 Dec	Iberia
02 Dec - 05 Dec	ITA Airways
07 Dec - 12 Dec	Air Europa
13 Dec - 04 Jan	LATAM Airlines Group
12 Dec - 01 Jan	Aerolíneas Argentinas
14 Dec - 01 Jan	LATAM Airlines Group
12 Dec - 14 Dec	Aerolíneas Argentinas
02 Dec - 28 Dec	Air Europa
21 Dec - 04 Jan	LATAM Airlines Group
15 Dec - 10 Jan	Air Europa
13 Dec - 11 Jan	ITA Airways
07 Dec - 26 Dec	Air Europa
20 Dec - 07 Jan	LATAM Airlines Group
19 Dec - 03 Jan	ITA Airways
13 Dec - 09 Jan	Aerolíneas Argentinas

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

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 December from $1163

Return flights