Vienna, located in the heart of Europe, is well connected with several modes of transportation, including air, road and water transport. The city is well connected to almost every part of the world owing to the presence of flights, boats, buses and trains.All international flights to Vienna land at the Vienna International Airport. Located at a distance of 18 kilometres, south-east of central Vienna, it is the biggest and the busiest airport in the country. The airport is also a hub for Austrian Airlines, which is the flag carrier of Austria and also for the budget airline, Niki. Some of the major airlines that operate flights to Vienna include Emirates, KLM, Lufthansa, Swiss International Air Lines and Qatar Airways.Other than flights, tourists travelling from international destinations can also board trains to reach the destination. There are High-speed ICE, Pendolino and Railjet trains that operate from international destinations like Zurich, Budapest, Munich and Prague. Night trains are also available, such as the Euro-City trains that operate from Central Europe to Vienna. From the Czech Republic, Hungarian border regions and Slovakia, there are frequent regional trains to Vienna.Several buses operate from international destinations such as Denmark, Germany, Hungary, Italy and Poland to Vienna. The Vienna International Bus terminal and Waldmanngründen are the two main bus terminals, from where buses are available for international destinations. Eurolines and PostBus are the two main bus operators in the capital city of Austria.Boats are also available for travelling to Vienna, though these are comparatively slower and expensive than the other transportation modes. The boats operating from destinations like Budapest, Linz and Bratislava connect Vienna in the Danube. Some of the companies that offer boat services in Vienna are LOD, Twin City Liner and Mahart Passnave. Tourists can also opt for cars and bikes to reach the destination.Best way of reaching ViennaFor tourists travelling from India, the best way to reach the destination is through air. Both direct and indirect flights are available from India to Vienna. The shortest route between the two destinations is the one connecting Delhi and Vienna. Direct flights are available from Delhi and Mumbai to Vienna, by Austrian Airlines. Travellers can also opt for indirect flights from different cities of India, such as Ahmedabad, Lucknow, Bangalore, Hyderabad and Jaipur. These flights are operated by several airlines like Air India, Qatar Airways, British Airways and Thai Airways.On reaching the airport in Vienna, passengers can opt from any of several modes available to reach the city centre such as trains, buses, taxis and hotel shuttles. In addition, tourists can also rent cars outside the airport.