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

Return flights

04 Jan - 18 Jan	Air Canada
04 Jan - 17 Jan	Air Canada
17 Jan - 22 Jan	Air Canada
19 Jan - 29 Jan	Aer Lingus
19 Jan - 26 Jan	Aer Lingus
26 Jan - 03 Feb	Aer Lingus
05 Jan - 12 Jan	Air Canada
31 Jan - 14 Feb	Air Canada
05 Jan - 22 Jan	United
08 Jan - 15 Jan	TAP
01 Jan - 15 Jan	British Airways	direct
04 Jan - 18 Jan	United	direct
31 Jan - 14 Feb	American Airlines	direct
29 Jan - 05 Feb	United
26 Jan - 03 Feb	British Airways	direct
29 Jan - 05 Feb	British Airways	direct

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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Newark to London in January from $468

Return flights