The calculated distance (air line) between Grugliasco and Castiglione Torinese is approximately 12 miles respectively 19 kilometers.
By car or train, the actual journey to Castiglione Torinese is certainly longer, as only the direct route (as the crow flies) between Grugliasco and Castiglione Torinese has been calculated here.
Air line (approximately)
19 kilometers
10 nautical miles