Cheapest return flights from London to Buenos Aires in December from $1022

Best time to book flights for London (LHR) to Buenos Aires (EZE) flights at AirHint

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

Return flights

02 Dec - 10 Dec Air Canada
05 Dec - 19 Jan Air Canada
01 Dec - 07 Dec United
01 Dec - 15 Dec British Airways
01 Dec - 21 Dec British Airways
03 Dec - 24 Dec Iberia
27 Dec - 29 Jan Iberia
28 Dec - 11 Jan Delta
11 Dec - 18 Dec Iberia
24 Dec - 09 Jan British Airways
23 Dec - 09 Jan Delta
27 Dec - 17 Jan Lufthansa
08 Dec - 27 Dec Lufthansa
16 Dec - 20 Jan British Airways
24 Dec - 15 Jan Lufthansa
27 Dec - 09 Jan Delta
26 Dec - 16 Jan Lufthansa
13 Dec - 20 Dec Iberia
10 Dec - 24 Dec Air Canada
15 Dec - 22 Dec Lufthansa

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

Skyscanner

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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