The calculated distance (air line) between Trezzo sull'Adda and Ciserano is approximately 4 miles respectively 7 kilometers.
By car or train, the actual journey to Ciserano is certainly longer, as only the direct route (as the crow flies) between Trezzo sull'Adda and Ciserano has been calculated here.
Air line (approximately)
7 kilometers
4 nautical miles