Cheapest return flights from Chicago to Copenhagen in September from $490

Best time to book flights for Chicago (ORD) to Copenhagen (CPH) flights at AirHint

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

Return flights

23 Sep - 07 Oct Scandinavian Airlines direct
23 Sep - 30 Sep Scandinavian Airlines direct
15 Sep - 22 Sep Scandinavian Airlines direct
30 Sep - 07 Oct Scandinavian Airlines direct
29 Sep - 06 Oct Scandinavian Airlines direct
26 Sep - 10 Oct Icelandair
08 Sep - 15 Sep Scandinavian Airlines direct
16 Sep - 23 Sep Scandinavian Airlines direct
02 Sep - 09 Sep Scandinavian Airlines direct
03 Sep - 10 Sep Icelandair
07 Sep - 14 Sep Icelandair
04 Sep - 11 Sep Icelandair
05 Sep - 12 Sep Icelandair
11 Sep - 18 Sep Icelandair
25 Sep - 02 Oct Scandinavian Airlines direct
24 Sep - 01 Oct Icelandair
26 Sep - 03 Oct Icelandair
28 Sep - 05 Oct Icelandair
28 Sep - 05 Oct Scandinavian Airlines direct
29 Sep - 02 Oct Delta

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

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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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