The calculated distance (air line) between Ranica and Terno d'Isola is approximately 9 miles respectively 15 kilometers.
By car or train, the actual journey to Terno d'Isola is certainly longer, as only the direct route (as the crow flies) between Ranica and Terno d'Isola has been calculated here.
Air line (approximately)
15 kilometers
8 nautical miles