The calculated distance (air line) between Decima and Casalecchio di Reno is approximately 16 miles respectively 26 kilometers.
By car or train, the actual journey to Casalecchio di Reno is certainly longer, as only the direct route (as the crow flies) between Decima and Casalecchio di Reno has been calculated here.
Air line (approximately)
26 kilometers
14 nautical miles