The calculated distance (air line) between Sant'Ilario d'Enza and Correggio is approximately 17 miles respectively 27 kilometers.
By car or train, the actual journey to Correggio is certainly longer, as only the direct route (as the crow flies) between Sant'Ilario d'Enza and Correggio has been calculated here.
Air line (approximately)
27 kilometers
14 nautical miles