Jet Airways flight (9W-2467) from Delhi to Gorakhpur, operated by an ATR aircraft, was scheduled to depart at 1330 hours, but at around 1230 hours, the airline office received a phone call which said there was a bomb in the plane, sources said.
Following which the plane was taken to an isolation bay for a thorough check and cleared for take-off after nothing was found, they said.
Delhi Police also confirmed the "bomb threat" in a tweet on its official twitter handle.
The airline, in a statement, said that its flight was delayed due to a security alert.
"Jet Airways flight 9W 2647 scheduled to depart from Delhi to Gorakhpur at 1330 hrs was delayed due to a security alert. The flight departed at 1515 hrs after security clearance," the airline said.
