Once you reach Austria just try to take the best mode of communication to travel or reach your destination smoothly. When you reach Vienna Airport just grab the A4 airport motorway. This highway links south to west. It should always be kept in mind that the passengers should only get down at special signposts.
If you want to travel by train then the City Airport Train is not a bad idea. The Train carries passengers twice an hour. It can reach the main city in just 16 minutes. Passengers can make reservations and collect their air tickets before getting on the train. This rule is not applicable to flights to U.S.A
If you reach the Graz airport then you can either take the A9 motorway. The public bus service also carries passengers from Graz Hauptbahnhof at Jakominiplatz to Graz Airport. The bus stop is just situated before the passenger building.
The local rail service carries passengers from Graz Hauptbahnhof and Flughafen Graz-Feldkirchen station. The airport close o the railway station and there are trolleys to carry the passengers.
The travelers will find the bus journey to Klagenfurt Airport very comfortable. There are scheduled buses services to Heiligengeistplatz .The travelers can also reach the airport by train.
Innsbruck can be reached south, north and east by car. The signposts which lead to the airport have to be followed. The travelers can be happy as no toll is charged as no tool is charged on approaching the airport.
So we see that Austria and its cities can be easily reached by train and bus.