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

Return flights

01 Dec - 07 Dec	SWISS
02 Dec - 07 Dec	SWISS
04 Dec - 08 Dec	SWISS
01 Dec - 08 Dec	SWISS
03 Dec - 07 Dec	SWISS
04 Dec - 09 Dec	SWISS
02 Dec - 09 Dec	SWISS
03 Dec - 09 Dec	SWISS
04 Dec - 10 Dec	SWISS
02 Dec - 10 Dec	SWISS
13 Dec - 11 Jan	SWISS
30 Dec - 06 Jan	Lufthansa
30 Dec - 07 Jan	Lufthansa
29 Dec - 06 Jan	SWISS
17 Dec - 06 Jan	Lufthansa
25 Dec - 06 Jan	SWISS
29 Dec - 07 Jan	SWISS
24 Dec - 07 Jan	SWISS
28 Dec - 06 Jan	SWISS
05 Dec - 05 Jan	SWISS

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 431€

Return flights