Cheapest return ORD–WAW flights, September

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

Return flights

08 Sep - 22 Sep Turkish Airlines
01 Sep - 17 Sep Turkish Airlines
09 Sep - 29 Sep Turkish Airlines
02 Sep - 15 Sep Turkish Airlines
08 Sep - 08 Oct Turkish Airlines
02 Sep - 14 Oct Scandinavian Airlines
12 Sep - 30 Sep Scandinavian Airlines
01 Sep - 14 Sep Turkish Airlines
05 Sep - 17 Sep Turkish Airlines
07 Sep - 21 Sep Turkish Airlines
02 Sep - 15 Sep LOT direct
01 Sep - 20 Sep Turkish Airlines
08 Sep - 08 Oct LOT direct
02 Sep - 14 Oct LOT direct

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

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