Austrian Airlines Flight OS66 Deals & Information (2024/2025)

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Austrian Airlines Flight 66 Route Deals From $663

The cheapest prices found with in the last 7 days for return flights were $721 and $663 for one-way flights to Vienna Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Nov 26 - Fri, Dec 6
ORD
O'Hare Intl.
VIE
Vienna Intl.
$721 Roundtrip, found 10 hours ago
$721
Roundtrip
found 10 hours ago
Select Austrian Airlines flight, departing Tue, Nov 26 from O'Hare Intl. to Vienna Intl., returning Fri, Dec 6, priced at $721 found 10 hours ago
Tue, Nov 26 - Fri, Dec 6
ORD
O'Hare Intl.
VIE
Vienna Intl.
$738 Roundtrip, found 10 hours ago
$738
Roundtrip
found 10 hours ago
Select Austrian Airlines flight, departing Tue, Nov 26 from O'Hare Intl. to Vienna Intl., returning Fri, Dec 6, priced at $738 found 10 hours ago
Sun, Jan 5 - Sun, Jan 12
ORD
O'Hare Intl.
VIE
Vienna Intl.
$771 Roundtrip, found 5 hours ago
$771
Roundtrip
found 5 hours ago
Select Austrian Airlines flight, departing Sun, Jan 5 from O'Hare Intl. to Vienna Intl., returning Sun, Jan 12, priced at $771 found 5 hours ago

More Austrian Airlines Flight For This Route

CarrierFlightDepart ORDArrive VIEMon
4/29		Tue
4/30		Wed
5/1		Thu
5/2		Fri
5/3		Sat
5/4		Sun
5/5		Stops
OS6604:20 pm08:20 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Frequently asked questions

What route does flight number OS66 take?
OS66 takes approximately 9 hours and 5 minutes to fly straight from ORD to Vienna Airport (VIE-Vienna Intl.). Sure, there’s magic in the destination, but the journey is always half the fun!
How often is OS66 on time?
Austrian Airlines flight number OS66 departs on schedule on 66% of its journeys. We recommend leaving a bit of space in your itinerary if you are boarding this flight. If there is a set back, you can expect to wait around 18 minutes. This route has a star rating of 1.9.
What terminal does OS66 fly out of?
You’ll likely be departing from Terminal 5 if you’re traveling on OS66 direct from O’Hare Intl. Airport (ORD) to Vienna Intl. Airport (VIE).
What kind of plane is on flight number OS66?
You’ll probably find yourself on a Boeing 777-200 if you’re on flight number OS66. Typically, this flight heads off from ORD and comes in to land at VIE.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your OS66 flight with Travelocity, please visit our Customer Service Portal.