Cheapest return flights from London to New York in December from 537€

Best time to book flights for London (LCY) to New York (JFK) flights at AirHint

AirHint found the following cheapest return flights from London (LCY) to New York (JFK) in December 2025 (see full year).

Return flights

01 Dec - 10 Dec Lufthansa
09 Dec - 16 Dec Lufthansa
03 Dec - 10 Dec Lufthansa
08 Dec - 15 Dec Lufthansa
01 Dec - 08 Dec Lufthansa
01 Dec - 29 Dec Lufthansa
30 Dec - 06 Jan Lufthansa
10 Dec - 16 Dec Lufthansa
04 Dec - 08 Dec Lufthansa
03 Dec - 07 Dec SWISS
15 Dec - 29 Dec SWISS
29 Dec - 07 Jan Lufthansa
14 Dec - 11 Jan Lufthansa
30 Dec - 08 Jan KLM
30 Dec - 07 Jan SWISS
24 Dec - 09 Jan Lufthansa
19 Dec - 05 Jan ITA Airways
31 Dec - 05 Jan Lufthansa
31 Dec - 09 Jan SWISS
23 Dec - 01 Jan British Airways

Also check the deals for one-way flights from London to New York 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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