Cheapest return flights from London to Buenos Aires in December from $1082

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

06 Dec - 13 Jan Air Canada
06 Dec - 13 Dec Air Canada
05 Dec - 31 Jan Air Canada
04 Dec - 11 Dec British Airways
24 Dec - 30 Jan Iberia
30 Dec - 20 Jan British Airways
24 Dec - 24 Jan Iberia
23 Dec - 17 Jan Iberia
08 Dec - 18 Dec Iberia
10 Dec - 17 Dec Iberia
28 Dec - 14 Jan Delta
30 Dec - 14 Jan Delta
08 Dec - 26 Dec Lufthansa
15 Dec - 24 Dec Lufthansa
28 Dec - 11 Jan Delta
29 Dec - 12 Jan Delta
10 Dec - 25 Dec Lufthansa
11 Dec - 27 Dec Lufthansa
14 Dec - 21 Dec Air France
14 Dec - 29 Dec Iberia

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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