Bagdogra Airport, is located in about west of the city of Siliguri, away from Jalpaiguri and away from Darjeeling, the cities which the airport mainly serves, in the Darjeeling district in northern West Bengal, India. It is operated as a civil enclave at AFS Bagdogra of the Indian Air Force. It is the gateway airport to the hill stations of Darjeeling, Kurseong and Kalimpong and other portions of the North Bengal region in the Indian state of West Bengal, and sees thousands of tourists annually. The airport is a major stop in the region with flights connecting Kolkata, New Delhi, Mumbai, Bangalore, Chennai and Guwahati. The airport also has regular helicopter flights to Gangtok, the capital of Sikkim. The central government of India conferred customs airport status to the airport in 2002 with limited international operations. Air traffic at Bagdogra crossed 1 million for the first time growing at 43.6% percent in 2014-15. This is one of the few airports in India with zero sales tax on aviation turbine fuel.