Departure and Initial Flight
The aircraft departed Villavicencio-La Vanguardia Airport at 0620 local time on a scheduled flight to Puerto Inírida.
Engine Overspeed and Decision to Return
Approximately 55 minutes into the flight, the left engine oversped. The crew decided to return to Villavicencio.
Accident Sequence
About 23 minutes after the decision to return, the aircraft crashed in Puerto López.
Casualties and Survivors
One passenger was seriously injured. Thirteen other occupants were killed. Three days after the accident, the only survivor died from his injuries.
Probable Cause
Official findings state the probable cause as technical problems with the left engine in flight for undetermined reason.