Cheapest one-way flights from Chicago to Vienna in October from 238€

AirHint found the following cheapest one-way flights from Chicago (ORD) to Vienna (VIE) in October 2025 (see full year).

One-Way flights

28 Oct Frontier Airlines
29 Oct Frontier Airlines
30 Oct WestJet
19 Oct Spirit Airlines
25 Oct Air Serbia
29 Oct Austrian Airlines direct
25 Oct Austrian Airlines direct
19 Oct Austrian Airlines direct

Also check the deals for return flights from Chicago to Vienna in October.

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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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