A similar incident at Delhi's IGI airport was reported in February, when a pilot of Indigo Airline spotted a drone-like object and immediately informed ATC about it.
Flight operations at Delhi airport were halted for around forty minutes on Sunday evening after a pilot spotted a drone-like object in the area even as security agencies went into a tizzy.
File image of security personnel at Delhi airport.
The Delhi global airport was shut for around 40 minutes on Sunday evening after a pilot reported spotting a "drone" in the area.
A clearance to resume the operations was given at 7:55 p.m., the sources add.
Deputy Commissioner of Police (DCP) IGIA Sanjay Bhatia confirmed that the flight operations were resumed after the initial investigations. "Our pilots followed normal procedure and carried out an uneventful landing". The pilot reported the occurrence to the Air Traffic Controller and the airline's director of flight operations and head of corporate and flight safety.
All the three runways at the Indira Gandhi International Airport were closed and flights that were to land were diverted.
The DGCA has banned the use of unmanned aerial vehicles, which includes drones, for commercial use.
The airport, which has three runways, is the busiest in the country and handles around 1,200 flight movements everyday.
The airport authorities have not figured out the source of the unidentified drone.
"On Sunday at about 7:09 pm a flight (I5-799) pilot reported that he had seen a drone like object near IGI Airport".
Two other flights - G8-175 (LKO-DEL) and 6E-508 (Patna-DEL) - went upto Jaipur, but are now returning to Delhi.