Indonesia AirAsia Flight 8501 (QZ8501/AWQ8501) was a scheduled international passenger flight, operated by AirAsia Group affiliate Indonesia AirAsia, from Surabaya, Indonesia, to Singapore. On 28 December 2014, the aircraft operating the route, an Airbus A320-216, crashed in bad weather, killing all 155 passengers and 7 crew on board.Debris from the plane and human remains were found two days after the crash in the Karimata Strait. The fuselage was located on 11 January 2015, and the flight data recorder was recovered from the sea the next day.Further recovery is in progress.

The accident is the second-deadliest in Indonesia, behind Garuda Indonesia Flight 152 in 1997, and the second-deadliest involving an A320, behind TAM Airlines Flight 3054 in 2007.It was also AirAsia Group’s first fatal accident since its founding in 1996.