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

Return flights

22 Jan - 26 Jan	Icelandair
24 Jan - 26 Jan	Icelandair
17 Jan - 26 Jan	Icelandair
18 Jan - 22 Jan	Icelandair
21 Jan - 30 Jan	Icelandair
10 Jan - 12 Jan	Icelandair
13 Jan - 17 Jan	Icelandair
16 Jan - 22 Jan	Icelandair
22 Jan - 30 Jan	Icelandair
21 Jan - 24 Jan	Icelandair
23 Jan - 04 Feb	Icelandair
31 Jan - 09 Feb	Icelandair
24 Jan - 09 Feb	Icelandair
28 Jan - 02 Feb	Icelandair
21 Jan - 04 Feb	Icelandair
20 Jan - 03 Feb	Icelandair
26 Jan - 05 Feb	Icelandair
26 Jan - 09 Feb	Icelandair
31 Jan - 06 Feb	Icelandair
29 Jan - 10 Feb	Icelandair

Also check the deals for one-way flights from London to Newark 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 London to Newark in January from 337€

Return flights