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

Return flights

30 Jan - 07 Feb	Aer Lingus
14 Jan - 18 Jan	Aer Lingus
21 Jan - 25 Jan	Aer Lingus
20 Jan - 27 Jan	Air Canada
12 Jan - 17 Jan	Aer Lingus
18 Jan - 23 Jan	Spirit Airlines
11 Jan - 23 Jan	Air Canada
26 Jan - 08 Feb	Aer Lingus
31 Jan - 03 Feb	Aer Lingus
16 Jan - 23 Jan	TAP
21 Jan - 23 Jan	Spirit Airlines
13 Jan - 27 Jan	TAP
25 Jan - 24 Feb	TAP
23 Jan - 30 Jan	FrenchBee
29 Jan - 01 Feb	TAP
29 Jan - 02 Feb	TAP
16 Jan - 01 Feb	TAP
16 Jan - 08 Feb	TAP
26 Jan - 05 Feb	Spirit Airlines
20 Jan - 16 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 335€

Return flights