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

Return flights

13 Jan - 20 Jan	TAP
20 Jan - 27 Jan	TAP
13 Jan - 27 Jan	TAP
20 Jan - 03 Feb	TAP
28 Jan - 11 Feb	TAP
27 Jan - 10 Feb	TAP
13 Jan - 05 Feb	TAP
19 Jan - 11 Feb	TAP
20 Jan - 11 Feb	TAP
27 Jan - 04 Feb	TAP
14 Jan - 10 Feb	TAP
20 Jan - 10 Feb	TAP
12 Jan - 19 Jan	TAP
20 Jan - 26 Jan	TAP
19 Jan - 26 Jan	TAP
13 Jan - 19 Jan	TAP
14 Jan - 09 Feb	TAP
15 Jan - 22 Jan	TAP
21 Jan - 28 Jan	Scandinavian Airlines
21 Jan - 29 Jan	Scandinavian Airlines

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 $378

Return flights