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

Return flights

12 Jan - 19 Jan	Aer Lingus
19 Jan - 23 Jan	Neos Air
23 Jan - 25 Jan	Air Canada
23 Jan - 26 Jan	Air Canada
30 Jan - 06 Feb	Air Canada
17 Jan - 20 Jan	Aer Lingus
10 Jan - 17 Jan	Air Canada
21 Jan - 28 Jan	ITA Airways
22 Jan - 25 Jan	SWISS
22 Jan - 26 Jan	SWISS
24 Jan - 30 Jan	Neos Air
28 Jan - 02 Feb	SWISS
25 Jan - 11 Feb	SWISS
25 Jan - 01 Feb	Lufthansa
28 Jan - 07 Feb	SWISS
30 Jan - 08 Feb	Aer Lingus
21 Jan - 06 Feb	Air Canada
26 Jan - 09 Feb	Austrian Airlines
25 Jan - 09 Feb	SWISS
26 Jan - 04 Feb	Lufthansa

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

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 January from 330€

Return flights