Cheapest return flights from Chicago to Copenhagen in September from 475€

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

Return flights

01 Sep - 08 Sep British Airways
08 Sep - 15 Sep British Airways
09 Sep - 16 Sep British Airways
07 Sep - 14 Sep British Airways
15 Sep - 22 Sep British Airways
16 Sep - 23 Sep British Airways
03 Sep - 13 Sep United
04 Sep - 11 Sep British Airways
14 Sep - 21 Sep British Airways
10 Sep - 17 Sep British Airways
26 Sep - 03 Oct TAP
26 Sep - 03 Oct Scandinavian Airlines direct

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

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