AirHint found the following cheapest return flights from Chicago (ORD) to Venice (VCE) in September 2025 (see full year).

Return flights

01 Sep - 30 Sep	Scandinavian Airlines
24 Sep - 01 Oct	Spirit Airlines
24 Sep - 02 Oct	Turkish Airlines
17 Sep - 24 Sep	Air Canada
01 Sep - 13 Sep	TAP
23 Sep - 04 Oct	Turkish Airlines
24 Sep - 28 Sep	Turkish Airlines
19 Sep - 30 Sep	Turkish Airlines
23 Sep - 30 Sep	United
02 Sep - 09 Sep	United
08 Sep - 15 Sep	United
28 Sep - 05 Oct	United
18 Sep - 25 Sep	United
05 Sep - 12 Sep	United

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

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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Cheapest return flights from Chicago to Venice in September from $549

Return flights