Train from Vienna Airport to Vienna City

Upon arriving at Vienna Airport, how to take a train to Vienna City? Here is a guide on how to take the train to the city and how to buy the tickets using the ticket vending machine. You would be surprise, the cost of the ticket is only $7.80 Euro and takes less than 30 minutes! Or you can take the City Airport Train ( CAT), it cost more, but will bring you to the city in just 16 minutes!