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

Return flights

12 Dec - 09 Jan	Iberia
23 Dec - 05 Jan	TAP
23 Dec - 28 Dec	TAP
27 Dec - 31 Dec	TAP
25 Dec - 31 Dec	TAP
16 Dec - 10 Jan	TAP
25 Dec - 03 Jan	TAP
16 Dec - 04 Jan	TAP
16 Dec - 02 Jan	TAP
15 Dec - 04 Jan	TAP
18 Dec - 02 Jan	TAP
22 Dec - 27 Dec	TAP
22 Dec - 28 Dec	TAP
18 Dec - 30 Dec	TAP
20 Dec - 24 Dec	TAP
12 Dec - 19 Jan	TAP
18 Dec - 06 Jan	TAP

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

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Cheapest return flights from Newark to London in December from 702€

Return flights