The calculated distance (air line) between Viñales and Arroyo Naranjo is approximately 90 miles respectively 144 kilometers.
By car or train, the actual journey to Arroyo Naranjo is certainly longer, as only the direct route (as the crow flies) between Viñales and Arroyo Naranjo has been calculated here.
Air line (approximately)
144 kilometers
78 nautical miles