Cheapest return flights from London to Buenos Aires in December from 839€

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

01 Dec - 08 Dec Turkish Airlines
02 Dec - 07 Dec Turkish Airlines
01 Dec - 09 Dec Turkish Airlines
01 Dec - 07 Dec Turkish Airlines
05 Dec - 14 Dec Turkish Airlines
01 Dec - 14 Dec Iberia
01 Dec - 15 Dec Iberia
06 Dec - 18 Dec Iberia
01 Dec - 13 Dec Iberia
01 Dec - 22 Dec Turkish Airlines
05 Dec - 03 Jan TAP
18 Dec - 03 Jan Eurowings
05 Dec - 01 Jan TAP
24 Dec - 02 Jan Air France
24 Dec - 01 Jan Air France
08 Dec - 01 Jan Air France
16 Dec - 03 Jan Lufthansa
06 Dec - 03 Jan TAP
11 Dec - 01 Jan TAP
12 Dec - 03 Jan SWISS

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

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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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