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

Return flights

04 Dec - 10 Dec	Scandinavian Airlines
27 Dec - 31 Dec	Scandinavian Airlines
06 Dec - 24 Dec	Scandinavian Airlines
09 Dec - 16 Dec	United	direct
29 Dec - 05 Jan	United
23 Dec - 10 Jan	Icelandair
21 Dec - 29 Dec	United
20 Dec - 05 Jan	Air Canada
06 Dec - 24 Dec	Delta	direct
22 Dec - 10 Jan	United
21 Dec - 10 Jan	United
20 Dec - 10 Jan	Air Canada
23 Dec - 10 Jan	United	direct
20 Dec - 27 Dec	United
19 Dec - 26 Dec	United
16 Dec - 22 Dec	SWISS
21 Dec - 10 Jan	Delta	direct
21 Dec - 29 Dec	KLM	direct
20 Dec - 10 Jan	Delta	direct
20 Dec - 05 Jan	KLM	direct

Also check the deals for one-way flights from Chicago 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 Chicago to Amsterdam in December from 337€

Return flights