Pilatus PC-6 (Porter & Turbo Porter) crash, Jun 4, 1980 (9 killed)
Pilatus PC-6 (Porter & Turbo Porter) accident on June 4, 1980 near Umphang, Tak, Thailand with 9 fatalities.
- Date: June 4, 1980
- Aircraft: Pilatus PC-6 (Porter & Turbo Porter)
- Location: Umphang, Tak, Thailand
- Fatalities: 9
- Phase of flight: En route
A Pilatus Porter PC6 Turbo Porter (registration 1601) crashed at Umphang, Tak Province, Thailand, on 4 June 1980, killing all nine occupants. The aircraft was destroyed. The circumstances are not documented in the available sources.