Siliguri domestic airport is located at Bagdogra at a distance of 12 km from the heart of the city. Siliguri is linked by air to Delhi, Kolkata and Mumbai. Siliguri is connected to Gangtok by helicopter services. International travels get connection flights from Kolkata which is nearly 578 km away. Kolkata is connected to all major cities in India by air and is connected to many cities abroad.