Accident Overview
On an early morning departure from Madrid-Cuatro Vientos Airport, a general aviation airplane was en route to Bournemouth-Hurn, Dorset, with an intermediate stop planned in Burgos. While operating under visual flight rules (VFR) in adverse weather conditions, the aircraft collided with the slope of a mountain near Guadarrama, approximately 50 kilometers northwest of Cuatro Vientos Airport.
Wreckage and Fatalities
The wreckage was discovered near the Puerto de los Leones Pass. All four occupants sustained fatal injuries. The pilot was identified as Neil Williams. The passengers were Mrs. Williams, Joseph Donaghy, and Stephen Parnell.
Probable Cause
The official investigation determined the probable cause to be controlled flight into terrain.