AirHint found the following cheapest return flights from New York (NYC) to London (LGW) in December 2026 (see full year).

Return flights

09 Dec - 16 Dec	TAP
10 Dec - 14 Dec	Air Europa
23 Dec - 31 Dec	TAP
16 Dec - 10 Jan	TAP
24 Dec - 29 Dec	TAP
22 Dec - 30 Dec	Icelandair
23 Dec - 28 Dec	TAP
23 Dec - 05 Jan	TAP
15 Dec - 04 Jan	TAP
12 Dec - 09 Jan	Iberia
22 Dec - 28 Dec	Iberia
22 Dec - 27 Dec	Icelandair
18 Dec - 06 Jan	Iberia
26 Dec - 01 Jan	Iberia
16 Dec - 04 Jan	TAP
16 Dec - 02 Jan	TAP
17 Dec - 04 Jan	FrenchBee
18 Dec - 02 Jan	FrenchBee

Also check the deals for one-way flights from New York to London 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 New York to London in December from 454€

Return flights