The calculated distance (air line) between Calusco d'Adda and Trezzo sull'Adda is approximately 6 miles respectively 10 kilometers.
By car or train, the actual journey to Trezzo sull'Adda is certainly longer, as only the direct route (as the crow flies) between Calusco d'Adda and Trezzo sull'Adda has been calculated here.
Air line (approximately)
10 kilometers
5 nautical miles