New Delhi, July 22 -- An Air India flight operating from Hong Kong to Delhi on Tuesday suffered an auxiliary power unit (APU) fire shortly after the aircraft landed at Delhi's Indira Gandhi International (IGI) airport.

The APU is a small engine located typically at the tail of an aircraft. It provides power to essential systems when the main engines are off, such as during boarding, disembarkation, or while the aircraft is parked at the gate.

According to the airline, the incident occurred while the aircraft was parked at the gate and passengers had begun to disembark.

"Flight AI 315, operating from Hong Kong to Delhi on 22 July 2025, experienced an auxiliary power unit (APU) fire shortly after it had landed and parked at the gate. The...