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

Return flights

09 Dec - 12 Dec	Ryanair
04 Dec - 11 Dec	Ryanair
04 Dec - 12 Dec	Ryanair
10 Dec - 16 Dec	Ryanair
09 Dec - 16 Dec	Ryanair
04 Dec - 09 Dec	Ryanair
05 Dec - 12 Dec	Ryanair
02 Dec - 10 Dec	Ryanair
03 Dec - 10 Dec	Ryanair
12 Dec - 10 Jan	Wizz Air Malta
04 Dec - 14 Dec	Ryanair
12 Dec - 11 Jan	Wizz Air Malta
17 Dec - 15 Jan	easyJet
14 Dec - 10 Jan	Wizz Air Malta
10 Dec - 14 Jan	Wizz Air Malta
07 Dec - 10 Jan	Wizz Air Malta
08 Dec - 31 Jan	Wizz Air UK
18 Dec - 08 Jan	easyJet
12 Dec - 05 Jan	Wizz Air Malta
26 Dec - 09 Jan	Ryanair

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

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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Cheapest return flights from London to New York in December from 364€

Return flights