New Delhi, June 16 -- A Lufthansa flight scheduled to land at Hyderabad airport on Monday had to make a U-turn and return to the Frankfurt airport in Germany as the plane did not receive permission to land after a bomb threat was received, authorities said.

Flight LH752 departed from Germany and was scheduled to land at Hyderabad's Rajiv Gandhi International Airport early Monday; however, Lufthansa airlines said that they 'did not receive permission to land,' while a Hyderabad airport official said that the flight had received a bomb threat.

Lufthansa airline told ANI, "We did not receive a permit to land in Hyderabad, and that's why the aircraft took a U-turn and returned."

An official from Hyderabad airport has confirmed that the fli...