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

Return flights

10 Dec - 07 Jan	Avianca
06 Dec - 13 Dec	Iberia For Level
24 Dec - 14 Jan	Avianca
14 Dec - 03 Jan	Avianca
17 Dec - 03 Jan	Avianca
17 Dec - 04 Jan	Avianca
11 Dec - 05 Jan	Avianca
24 Dec - 24 Jan	Avianca
10 Dec - 04 Jan	Avianca
18 Dec - 31 Dec	Avianca
15 Dec - 04 Jan	Avianca
05 Dec - 06 Jan	Iberia For Level
12 Dec - 30 Dec	Air Europa
24 Dec - 31 Dec	Avianca
12 Dec - 25 Dec	Avianca
15 Dec - 30 Dec	Iberia
03 Dec - 10 Dec	Air Europa
16 Dec - 23 Dec	Ethiopian Airlines
01 Dec - 21 Dec	Iberia For Level
09 Dec - 22 Dec	Iberia For Level

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 $1449

Return flights