Cheapest return flights from Chicago to Copenhagen in December from 425€

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

Return flights

01 Dec - 08 Dec Lufthansa
03 Dec - 07 Dec Lufthansa
01 Dec - 15 Dec Lufthansa
02 Dec - 09 Dec Air France
07 Dec - 14 Dec Lufthansa
08 Dec - 15 Dec Lufthansa
03 Dec - 10 Dec Lufthansa
08 Dec - 15 Dec Scandinavian Airlines direct
29 Dec - 28 Jan KLM
07 Dec - 14 Dec Scandinavian Airlines direct
04 Dec - 11 Dec British Airways
28 Dec - 27 Jan Lufthansa
31 Dec - 07 Jan British Airways
29 Dec - 12 Jan Lufthansa
29 Dec - 26 Jan Lufthansa
28 Dec - 25 Jan Lufthansa
28 Dec - 26 Jan Lufthansa
29 Dec - 26 Jan Scandinavian Airlines direct
29 Dec - 28 Jan Scandinavian Airlines direct
28 Dec - 25 Jan Scandinavian Airlines direct

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

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