The calculated distance (air line) between Cologno al Serio and Azzano San Paolo is approximately 6 miles respectively 10 kilometers.
By car or train, the actual journey to Azzano San Paolo is certainly longer, as only the direct route (as the crow flies) between Cologno al Serio and Azzano San Paolo has been calculated here.
Air line (approximately)
10 kilometers
5 nautical miles