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
05 Dec - 12 Dec	Icelandair
01 Dec - 08 Dec	Icelandair
09 Dec - 30 Dec	British Airways
29 Dec - 12 Jan	British Airways
15 Dec - 12 Jan	British Airways
08 Dec - 15 Dec	Icelandair
11 Dec - 18 Dec	Icelandair
22 Dec - 06 Jan	United
22 Dec - 07 Jan	United
22 Dec - 05 Jan	British Airways
14 Dec - 21 Dec	Icelandair
09 Dec - 03 Jan	Frontier Airlines
14 Dec - 03 Jan	Frontier Airlines
20 Dec - 06 Jan	British Airways
29 Dec - 05 Jan	Icelandair
19 Dec - 26 Dec	Icelandair

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.

Book a cheap hotel in Amsterdam

Cheap car rent in Amsterdam

Cheapest return flights from Denver to Amsterdam in December from 419€

Return flights