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

Return flights

26 Jan - 02 Feb	Air Canada
28 Jan - 04 Feb	Air Canada
23 Jan - 26 Jan	Aer Lingus
29 Jan - 03 Feb	Lufthansa
28 Jan - 01 Feb	Aer Lingus
22 Jan - 31 Jan	Aer Lingus
16 Jan - 24 Jan	Air Canada
27 Jan - 02 Feb	Air Canada
27 Jan - 01 Feb	Air Canada
30 Jan - 06 Feb	Air Canada
29 Jan - 01 Feb	SWISS
28 Jan - 02 Feb	Aer Lingus
28 Jan - 31 Jan	Aer Lingus
27 Jan - 07 Feb	Air Canada
16 Jan - 22 Jan	Air Canada
16 Jan - 23 Jan	Air Canada
21 Jan - 28 Jan	Air Canada
21 Jan - 25 Jan	Aer Lingus
18 Jan - 21 Jan	Icelandair
19 Jan - 24 Jan	Aer Lingus

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 $384

Return flights