The calculated distance (air line) between Maquela do Zombo and Mbanza Kongo is approximately 62 miles respectively 99 kilometers.
By car or train, the actual journey to Mbanza Kongo is certainly longer, as only the direct route (as the crow flies) between Maquela do Zombo and Mbanza Kongo has been calculated here.
Air line (approximately)
99 kilometers
53 nautical miles