The calculated distance (air line) between Castelnovo ne'Monti and Montecchio Emilia is approximately 18 miles respectively 30 kilometers.
By car or train, the actual journey to Montecchio Emilia is certainly longer, as only the direct route (as the crow flies) between Castelnovo ne'Monti and Montecchio Emilia has been calculated here.
Air line (approximately)
30 kilometers
16 nautical miles