Security agencies went into a tizzy after an unidentified caller on Wednesday informed them about bombs in 10 flights of Indigo Airlines.
Police said a Srinagar - Delhi flight was evacuated at the Indira Gandhi International Airport's domestic terminal 1D following the bomb threat.
"A call regarding bombs in 10 Indigo flights was received at the airlines' call centre in Chennai around 10 a. m. A Srinagar - Delhi Indigo flight, 6E853, landed at the IGI Airport around 3 p. m.
"All passengers were evacuated and a thorough check is going on, " Deputy Commissioner of Police Dinesh Kumar Gupta told IANS.