The calculated distance (air line) between San Benigno Canavese and Castellamonte is approximately 11 miles respectively 18 kilometers.
By car or train, the actual journey to Castellamonte is certainly longer, as only the direct route (as the crow flies) between San Benigno Canavese and Castellamonte has been calculated here.
Air line (approximately)
18 kilometers
10 nautical miles