Bhutan‘s first private airline, Bhutan Airlines, a division of Tashi Air, which started operating both domestic and international services in late 2013. Bhutan Airlines (Tashi Air Pvt. Ltd) first began its commercial flight Paro – Bangkok on the 10th of October 2013 followed by daily scheduled flight to Kolkata on the 16th of December 2013. Today Bhutan Airline operates seven days a week flight from Bangkok to Paro via Kolkata, India and Return and 6 flights (Except on Friday) to Kathmandu and return. Recently they launched flights to New Delhi, flying to the capital city of India twice a week.
Entry/Exit toBhutanis also possible through Phuentsholing, the southernBhutanfrontier town.BagdoraAirport, in the state of West Bengal (India) is the nearest airport; about 5 hours drive from Phuentsholing. Also, Bagdora (and its main town Siliguri) is a convenient point for visiting the west Bengal region of Darjeeling, Kalimpong and the state of Sikkim.
Badrapur (about 6 hours drive from Phuentsholing) and Birat Nagar (about 7 hours drive from Phuentsholing) are two other airports in Nepal, connected by regular flights from Kathmandu.