Bhutan's National Air Carrier, Druk Air, operates flight from Delhi, Kolkata (twice a week), Kathmandu (twice a week), Bangkok (thrice a week), Dhaka (once a week). For detailed information about airline, schedule and tariff, please refer to its website.

As of date, airfare for different sector is as under :

Sectors     Economy class fare     Business class fare

Delhi / Paro  or vice versa      US $ 315/     US $ 380/

Calcutta / Paro or vice versa     US $ 190/     US $ 230/

Kathmandu / Paro or vice versa     US $ 190/     US $ 230/

Bangkok / Paro or vice versa     US $ 360/     US $ 440/

Dhaka / Paro or vice versa     US $ 190/     US $ 230/

This quoted fare is excluding taxes.

Entry / Exit to Bhutan is also possible through Phuentsholing, the southern Bhutan frontier town. Bagdogra airport, in the state of West Bengal (India)  is the nearest airport about 5 hours drive from Phuentsholing. Also Bagdogra (and its main town Siliguri) is the convenient point for visiting West Bengal region of Darjeeling, Kalimpong, state of Sikkim.

Badrapur (about 5 hours drive from Phuentsholing) and Birat Nagar (about 7 hours drive from Phuentsholing) are two other airports in Nepal, connected with regular flights from Kathmandu.