Cheapest return ORD–CPH flights, September

AirHint found the following cheapest return flights from Chicago (ORD) to Copenhagen (CPH) in September 2026 (see full year).

Return flights

23 Sep - 30 Sep TAP
09 Sep - 23 Sep Turkish Airlines
08 Sep - 22 Sep Turkish Airlines
02 Sep - 07 Sep SWISS
06 Sep - 20 Sep TAP
08 Sep - 15 Sep British Airways
05 Sep - 19 Sep TAP
22 Sep - 29 Sep British Airways
29 Sep - 06 Oct British Airways
15 Sep - 22 Sep British Airways
30 Sep - 07 Oct British Airways
11 Sep - 18 Sep British Airways
17 Sep - 03 Oct TAP
24 Sep - 01 Oct British Airways
27 Sep - 04 Oct British Airways
25 Sep - 02 Oct British Airways
28 Sep - 05 Oct Scandinavian Airlines direct
30 Sep - 07 Oct Scandinavian Airlines direct
25 Sep - 02 Oct Scandinavian Airlines direct
24 Sep - 01 Oct Scandinavian Airlines direct

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

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