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

Return flights

25 Jan - 24 Feb	TAP
13 Jan - 27 Jan	TAP
26 Jan - 08 Feb	TAP
18 Jan - 26 Jan	TAP
24 Jan - 30 Jan	TAP
13 Jan - 22 Jan	TAP
20 Jan - 27 Jan	TAP
29 Jan - 01 Feb	Scandinavian Airlines
29 Jan - 02 Feb	TAP
24 Jan - 26 Jan	Scandinavian Airlines
22 Jan - 26 Jan	TAP
29 Jan - 31 Jan	Austrian Airlines
14 Jan - 21 Jan	TAP
23 Jan - 30 Jan	TAP
23 Jan - 06 Feb	TAP
12 Jan - 02 Feb	TAP
16 Jan - 01 Feb	Air Canada
25 Jan - 23 Feb	Aer Lingus
14 Jan - 12 Feb	Aer Lingus
27 Jan - 02 Feb	TAP

Also check the deals for one-way flights from Newark 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 Newark to London in January from 385€

Return flights