Cheapest return ORD–ZRH flights, September

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

Return flights

09 Sep - 23 Sep Scandinavian Airlines
17 Sep - 01 Oct Turkish Airlines
16 Sep - 28 Sep Turkish Airlines
08 Sep - 13 Sep Turkish Airlines
06 Sep - 20 Sep Turkish Airlines
14 Sep - 21 Sep Turkish Airlines
16 Sep - 26 Sep Air Serbia
02 Sep - 10 Sep Turkish Airlines
30 Sep - 10 Oct Icelandair
04 Sep - 06 Sep Turkish Airlines
02 Sep - 10 Sep SWISS direct
09 Sep - 23 Sep United direct
17 Sep - 01 Oct SWISS direct
30 Sep - 10 Oct SWISS direct

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

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