2013-09-23 — /travelprnews.com/ — Austria is a popular destination for both leisure and business travellers alike. From 1st November 2013, therefore, airberlin is increasing the number of flights to Vienna from Berlin-Tegel and Dusseldorf on Mondays to Fridays from five to six flights a day. In winter 2013, airberlin will be flying to the Austrian capital… Read the full press release