Boeing 767-300 crash, May 26, 1991 (223 killed), Phu Toey
Boeing 767-300 accident on May 26, 1991 near Phu Toey, Suphan Buri, Thailand with 223 fatalities. Cause: Uncommanded in-flight deployment of the left...
- Date: May 26, 1991
- Aircraft: Boeing 767-300
- Location: Phu Toey, Suphan Buri, Thailand
- Fatalities: 223
- Phase of flight: En route
- Cause: Uncommanded in-flight deployment of the left engine thrust reverser, which led to loss of flight path control. The trigger for the deployment was not positively identified.
Lauda Air Flight 004, a Boeing 767-300ER on a scheduled Bangkok to Vienna service, lost control in flight at about 24,700 ft. The left engine thrust reverser deployed in flight, and the aircraft broke up and crashed in mountainous jungle in Suphan Buri. All 223 people on board died. It remains the deadliest accident involving the Boeing 767.