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

Return flights

02 Dec - 09 Dec	Icelandair
07 Dec - 14 Dec	Icelandair
03 Dec - 10 Dec	Icelandair
29 Dec - 12 Jan	Lufthansa
08 Dec - 15 Dec	United
16 Dec - 06 Jan	United
23 Dec - 28 Jan	Air Canada
17 Dec - 24 Dec	United
12 Dec - 19 Dec	Icelandair
24 Dec - 01 Jan	United
13 Dec - 20 Dec	Icelandair
09 Dec - 03 Jan	Air France
18 Dec - 25 Dec	United
10 Dec - 03 Jan	Delta
28 Dec - 04 Jan	United
22 Dec - 29 Dec	United
23 Dec - 30 Dec	United
14 Dec - 03 Jan	KLM
19 Dec - 08 Jan	Air France
27 Dec - 03 Jan	United

Also check the deals for one-way flights from Denver 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 Denver to Amsterdam in December from 459€

Return flights