The calculated distance (air line) between Ponteranica and Calusco d'Adda is approximately 9 miles respectively 15 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 Ponteranica and Calusco d'Adda has been calculated here.
Air line (approximately)
15 kilometers
8 nautical miles