Netaji Subhas Chandra Bose International Airport is an international airport located in Kolkata, West Bengal, India, serving the Kolkata metropolitan area. It is located approximately 17km from the city center. The airport was earlier known as Dum Dum Airport before being renamed after Netaji Subhas Chandra Bose, a prominent leader of the Indian independence movement.Spread over an area of, Kolkata airport is the largest hub for air traffic in the eastern part of the country and one of two international airports operating in West Bengal, the other one being in Bagdogra. The airport handled over 15.8 million passengers in fiscal year 2016-17 making it the fifth busiest airport in India in terms of passenger traffic after Delhi, Mumbai, Bangalore and Chennai. The Airport is a major centre for flights to Northeast India, Bangladesh, Bhutan, China and Southeast Asia. In 2014 and 2015, Kolkata Airport won the title of Best Improved Airport in the Asia-Pacific region awarded by the Airport Council International.