The cause of the crash was independently investigated by two agencies in two countries: the United States National Transportation Safety Board (NTSB) and the Indonesian National Transportation Safety Committee (NTSC).
Õnnetuse põhjust uurisid kaks erinevat agentuuri kahes erinevas riigis: Ameerika Ühendriikides National Transportation Safety Board (NTSB) ning Indoneesias National Transportation Safety Committee (NTSC).