The calculated distance (air line) between Medicina-Buda and Castel Maggiore is approximately 15 miles respectively 25 kilometers.
By car or train, the actual journey to Castel Maggiore is certainly longer, as only the direct route (as the crow flies) between Medicina-Buda and Castel Maggiore has been calculated here.
Air line (approximately)
25 kilometers
13 nautical miles