The calculated distance (air line) between Arroyo Naranjo and Guanabacoa is approximately 8 miles respectively 12 kilometers.
By car or train, the actual journey to Guanabacoa is certainly longer, as only the direct route (as the crow flies) between Arroyo Naranjo and Guanabacoa has been calculated here.
Air line (approximately)
12 kilometers
7 nautical miles