Piper PA-31-350 Navajo Chieftain crash, Dec 18, 1985 (9 killed)
Piper PA-31-350 Navajo Chieftain accident on December 18, 1985 near Venado-Isana, Vaupés, Colombia with 9 fatalities.
- Date: December 18, 1985
- Aircraft: Piper PA-31-350 Navajo Chieftain
- Location: Venado-Isana, Vaupés, Colombia
- Fatalities: 9
A Piper PA-31-350 Navajo Chieftain (HK-1795) operated by Interamericana de Aviacion was lost on a flight from Bogota to Caranacoa, Guainia, Colombia. Wreckage was found in March 1986 at Venado-Isana, Vaupes, where all nine aboard had died.