The calculated distance (air line) between San Felice sul Panaro and Calderara di Reno is approximately 20 miles respectively 32 kilometers.
By car or train, the actual journey to Calderara di Reno is certainly longer, as only the direct route (as the crow flies) between San Felice sul Panaro and Calderara di Reno has been calculated here.
Air line (approximately)
32 kilometers
17 nautical miles