Kolkata - Druk Air Royal Bhutan Airlines flies between Paro and Kolkata. In addition, the Bhutan Government operates an overnight bus service from Phuentsholing on Monday, Wednesday and Friday. The buses depart from Bhutan Post office at 3 p.m., and the journey takes around 18 hours and costs 300 Rps/Nu.
New Delhi - Druk Air flies between Paro and Delhi. It also operates flights between other Indian cities of Guwahati, Gaya and Siliguri Bagdogra Airport.
Nepal - many travellers to Bhutan combine the visit with a trip to this other Himalayan country and Druk Airways operate flights from Paro to Kathmandu.
Thailand - Druk Air operates daily flights from Paro to Bangkok.