Cheapest return flights from Chicago to Vienna in September from $570

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

Return flights

13 Sep - 27 Sep Scandinavian Airlines
01 Sep - 09 Sep Austrian Airlines direct
10 Sep - 24 Sep Air Canada
14 Sep - 25 Sep Austrian Airlines direct
13 Sep - 24 Sep Air Canada
15 Sep - 14 Oct Austrian Airlines direct
16 Sep - 15 Oct Air Canada
17 Sep - 16 Oct Air Canada
01 Sep - 15 Sep Air Canada
21 Sep - 06 Oct Air Canada
11 Sep - 21 Sep Turkish Airlines
18 Sep - 17 Oct Austrian Airlines direct
11 Sep - 21 Sep Austrian Airlines direct
19 Sep - 28 Sep Icelandair
13 Sep - 27 Sep Austrian Airlines direct

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

Skyscanner

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.

Book a cheap hotel in Vienna

Cheap car rent in Vienna

Feel free to contact us with any feedback or request another flight research.