Cheapest return ORD–AMS flights, September

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

Return flights

15 Sep - 29 Sep Turkish Airlines
30 Sep - 07 Oct Turkish Airlines
17 Sep - 22 Sep Turkish Airlines
03 Sep - 12 Sep Turkish Airlines
02 Sep - 12 Sep Aer Lingus
01 Sep - 12 Sep Aer Lingus
04 Sep - 11 Sep Icelandair
29 Sep - 06 Oct Icelandair
24 Sep - 01 Oct Icelandair
19 Sep - 26 Sep Icelandair
02 Sep - 12 Sep Delta direct
01 Sep - 12 Sep Delta direct
15 Sep - 29 Sep United direct
30 Sep - 07 Oct United direct

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

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