Cheapest return flights from London to Buenos Aires in December from $1331

AirHint found the following cheapest return flights from London (LCY) to Buenos Aires (EZE) in December 2026 (see full year).

Return flights

01 Dec - 10 Dec British Airways
07 Dec - 15 Dec Iberia
22 Dec - 05 Jan ITA Airways
04 Dec - 13 Dec British Airways
18 Dec - 03 Jan ITA Airways
16 Dec - 31 Dec ITA Airways
19 Dec - 31 Dec ITA Airways
31 Dec - 14 Jan KLM
05 Dec - 13 Dec ITA Airways
30 Dec - 20 Jan KLM
30 Dec - 16 Jan KLM
08 Dec - 12 Jan KLM
14 Dec - 30 Jan KLM
23 Dec - 06 Jan Iberia
11 Dec - 28 Dec ITA Airways
19 Dec - 03 Jan ITA Airways
26 Dec - 19 Jan ITA Airways
16 Dec - 23 Dec ITA Airways
17 Dec - 29 Dec ITA Airways
17 Dec - 27 Dec ITA Airways

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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