NEW DELHI: An IndiGo flight bound for Delhi with 175 passengers made an emergency landing in Patna as engine develops technical slag due to bird hit on Wednesday."IGO5009 Patna to Delhi reported bird hit after takeoff at 0842 IST, one dead bird in pieces found on runway during inspection.

The same was advised to the aircraft through the Approach Control Unit.

Message received from the approach control unit that aircraft requested to come back to Patna due to vibration in one engine. Local stand-by declared and aircraft landed safely at 0903 IST on runway 7. All passengers are safe," a statement issued by Patna airport said.According to FlightRadar24, flight 6E 5009, an Airbus A320 (VT-IFL), took off from Patna at 8.41am but was diverted back shortly after take-off. The flight was scheduled to land at Delhi’s IGI Airport at 10.15 am.