The calculated distance (air line) between Sant'Ilario d'Enza and Salsomaggiore Terme is approximately 23 miles respectively 37 kilometers.
By car or train, the actual journey to Salsomaggiore Terme is certainly longer, as only the direct route (as the crow flies) between Sant'Ilario d'Enza and Salsomaggiore Terme has been calculated here.
Air line (approximately)
37 kilometers
20 nautical miles