Cheapest return flights from Chicago to Copenhagen in December from $359

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

Return flights

05 Dec - 12 Dec TAP
01 Dec - 13 Dec Scandinavian Airlines direct
01 Dec - 12 Dec Scandinavian Airlines direct
04 Dec - 08 Dec Icelandair
05 Dec - 12 Dec Scandinavian Airlines direct
01 Dec - 08 Dec Scandinavian Airlines direct
05 Dec - 08 Dec Scandinavian Airlines direct
03 Dec - 10 Dec Icelandair
11 Dec - 18 Dec Icelandair
14 Dec - 22 Dec Icelandair
25 Dec - 08 Jan Icelandair
15 Dec - 10 Jan KLM
17 Dec - 10 Jan Icelandair
30 Dec - 06 Jan British Airways
28 Dec - 07 Jan Icelandair
25 Dec - 08 Jan Scandinavian Airlines direct
18 Dec - 08 Jan Icelandair
15 Dec - 10 Jan Scandinavian Airlines direct
21 Dec - 15 Jan Scandinavian Airlines direct
25 Dec - 06 Jan Iberia

Also check the deals for one-way flights from Chicago to Copenhagen in December.

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