The calculated distance (air line) between Boltiere and Calusco d'Adda is approximately 8 miles respectively 13 kilometers.
By car or train, the actual journey to Calusco d'Adda is certainly longer, as only the direct route (as the crow flies) between Boltiere and Calusco d'Adda has been calculated here.
Air line (approximately)
13 kilometers
7 nautical miles