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

Return flights

04 Dec - 07 Dec	Aer Lingus
02 Dec - 19 Jan	Aer Lingus
01 Dec - 07 Dec	Aer Lingus
12 Dec - 15 Dec	Aer Lingus
08 Dec - 20 Jan	Icelandair
05 Dec - 12 Dec	Icelandair
11 Dec - 13 Dec	Air Canada
02 Dec - 09 Dec	Icelandair
06 Dec - 13 Dec	Icelandair
11 Dec - 18 Dec	TAP
16 Dec - 13 Jan	Aer Lingus
15 Dec - 12 Jan	Aer Lingus
29 Dec - 24 Jan	Icelandair
29 Dec - 10 Jan	Icelandair
15 Dec - 24 Dec	Scandinavian Airlines
29 Dec - 09 Jan	Air Canada
15 Dec - 10 Jan	Scandinavian Airlines
26 Dec - 17 Jan	Icelandair
02 Dec - 19 Jan	United	direct
04 Dec - 10 Dec	United	direct

Also check the deals for one-way flights from Newark to Amsterdam 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 Amsterdam in December from $427

Return flights