There were no reports of injury to any passenger in the incident which took place at the Netaji Subhas Chandra Bose International Airport here this morning, an airport source said.
The evacuation was done soon after the push back of the aircraft. An inspection of the plane was carried out but no fire was detected in any part of the aircraft, the source said.
According to the source, the Drukair-Royal Bhutan flight KB 501 had just pushed back for taxiing when the pilot of another nearby aircraft informed the flight commander of some smoke (being emitted) in the aircraft.
The Airbus A319 had 61 passengers and seven crew members on board, the source said adding the aircraft has been grounded for further inspection.
Drukair officials were not available for comments.