AirHint found the following cheapest return flights from London (STN) to Newark (EWR) in December 2025 (see full year).

Return flights

05 Dec - 08 Dec	Ryanair
04 Dec - 07 Dec	Ryanair
05 Dec - 11 Dec	Ryanair
10 Dec - 15 Dec	Ryanair
03 Dec - 08 Dec	Ryanair
12 Dec - 15 Dec	Ryanair
08 Dec - 15 Dec	Ryanair
03 Dec - 09 Dec	Ryanair
03 Dec - 10 Dec	Ryanair
02 Dec - 08 Dec	Ryanair
08 Dec - 23 Jan	Ryanair
05 Dec - 15 Jan	Ryanair
16 Dec - 06 Jan	Ryanair
16 Dec - 10 Jan	Ryanair
12 Dec - 09 Jan	Ryanair
30 Dec - 13 Jan	Ryanair
10 Dec - 05 Jan	Ryanair
12 Dec - 11 Jan	Ryanair
13 Dec - 10 Jan	Ryanair
13 Dec - 08 Jan	Ryanair

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 $349

Return flights