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

Return flights

01 Dec - 10 Dec	Icelandair
09 Dec - 14 Dec	Icelandair
09 Dec - 15 Dec	Icelandair
09 Dec - 16 Dec	Icelandair
09 Dec - 13 Dec	Icelandair
08 Dec - 13 Dec	Icelandair
09 Dec - 12 Dec	Icelandair
02 Dec - 07 Dec	Icelandair
01 Dec - 07 Dec	Icelandair
03 Dec - 10 Dec	Icelandair
10 Dec - 10 Jan	TAP
15 Dec - 05 Jan	TAP
16 Dec - 01 Jan	TAP
14 Dec - 04 Jan	TAP
12 Dec - 04 Jan	TAP
16 Dec - 05 Jan	TAP
15 Dec - 02 Jan	TAP
01 Dec - 05 Jan	TAP
17 Dec - 02 Jan	TAP
16 Dec - 02 Jan	TAP

Also check the deals for one-way flights from London to Newark in December.

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 Newark

Cheap car rent in Newark

Cheapest return flights from London to Newark in December from 390€

Return flights