Wienerbergstrasse 7Vienna, Austria 1100 Phone: +43 1-890-9998Fax: +43 1-890-9998Toll Free: +877-424-6423 Hotel E-mailHotel Website Classification 6 First Class Commission Rooms Rates 10% 201 - Hoteliers! Is your information accurate? Update Here Clarion Hotel Vienna South Location & Neighborhood located in a tower overlooking the city of Vienna - 25 KM from Vienna Intl airport.