By Air: Druk Air, Bhutan's national airline is the only airline service in the country. The airport is in Paro. During monsoons and winter, unpredictable weather forces can delay flights and travelers should consider including an extra day in their itinerary.
For more information on flights to Bhutan please visit www.drukair.com.bt
By Road: The nearest Indian airport is in Bagdogra, which can be reached by plane from Calcutta and Delhi. The road from Bagdogra connects to Phuentsholing, a border town in Bhutan. It is a 3-4 hour drive from the airport. It takes approximately 6 hours from Phuentsholing to Thimphu or Paro.
NOTE: Visa has to be obtained prior to arrival but will be processed by the operators through whom the tourists are coming to Bhutan.