The calculated distance (air line) between Buenaventura and Santander de Quilichao is approximately 71 miles respectively 114 kilometers.
By car or train, the actual journey to Santander de Quilichao is certainly longer, as only the direct route (as the crow flies) between Buenaventura and Santander de Quilichao has been calculated here.
Air line (approximately)
114 kilometers
62 nautical miles