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

Return flights

25 Jan - 27 Jan	American Airlines
13 Jan - 15 Jan	American Airlines
18 Jan - 28 Jan	TAP
20 Jan - 25 Jan	TAP
14 Jan - 23 Jan	TAP
20 Jan - 28 Jan	TAP
18 Jan - 26 Jan	TAP
22 Jan - 26 Jan	TAP
18 Jan - 25 Jan	TAP
13 Jan - 23 Jan	TAP
27 Jan - 04 Feb	TAP
18 Jan - 07 Feb	TAP
22 Jan - 10 Feb	TAP
26 Jan - 09 Feb	TAP
28 Jan - 03 Feb	TAP
14 Jan - 09 Feb	TAP
17 Jan - 07 Feb	TAP
18 Jan - 02 Feb	TAP
22 Jan - 02 Feb	TAP
27 Jan - 02 Feb	TAP

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 $372

Return flights