AirHint found the following cheapest one-way flights from Copenhagen (CPH) to Chicago (ORD) in December 2025 (see full year).

One-Way flights

28 Dec	British Airways
17 Dec	easyJet
21 Dec	Norwegian Air Sweden AOC
20 Dec	Ryanair
21 Dec	Scandinavian Airlines	direct
20 Dec	Scandinavian Airlines	direct
08 Dec	Delta
28 Dec	Scandinavian Airlines	direct
17 Dec	Scandinavian Airlines	direct
08 Dec	Delta	direct

Also check the deals for return flights from Copenhagen to Chicago 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 one-way flights from Copenhagen to Chicago in December from 317€

One-Way flights