Cheapest one-way ORD–VIE flights, April

AirHint found the following cheapest one-way flights from Chicago (ORD) to Vienna (VIE) in April 2026 (see full year).

One-Way flights

30 Apr Frontier Airlines
20 Apr Spirit Airlines
19 Apr Sun Country Airlines
23 Apr Turkish Airlines
30 Apr Austrian Airlines direct
23 Apr Austrian Airlines direct
20 Apr Austrian Airlines direct
19 Apr Austrian Airlines direct

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

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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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