Accident Overview
An airplane departed Turbo, Colombia, on a flight to Medellín, carrying employees of the Colombian Customs Services (Direccion General de Aduanas). While descending to an altitude of 9,500 feet in marginal weather conditions, the airplane struck the slope of Mt El Boquerón, located approximately 100 kilometers northwest of Medellín Airport. The wreckage was found a few hours later. All 20 occupants were killed. At the time of the accident, the mountain was shrouded by clouds.
Investigation and Probable Cause
The official investigation determined the probable cause of the accident. The crew was flying under visual flight rules (VFR) mode in instrument meteorological conditions (IMC) when the airplane struck the mountain. This occurrence is classified as controlled flight into terrain (CFIT).