Cheapest return flights from London to Buenos Aires in December from $942

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

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

Return flights

04 Dec - 11 Dec Air Europa
01 Dec - 15 Dec Air Europa
01 Dec - 16 Dec Air Europa
02 Dec - 19 Dec Air Europa
30 Dec - 27 Jan Iberia
27 Dec - 31 Jan Iberia
09 Dec - 24 Dec Vueling Airlines
06 Dec - 28 Dec Vueling Airlines
05 Dec - 15 Dec Vueling Airlines
17 Dec - 28 Jan Vueling Airlines
04 Dec - 18 Dec British Airways
06 Dec - 20 Dec Vueling Airlines
05 Dec - 31 Dec Vueling Airlines
16 Dec - 15 Jan Air Europa
08 Dec - 10 Jan Turkish Airlines
05 Dec - 01 Jan Vueling Airlines
26 Dec - 16 Jan Vueling Airlines
07 Dec - 10 Jan Iberia
24 Dec - 08 Jan Vueling Airlines
25 Dec - 08 Jan Vueling Airlines

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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