The calculated distance (air line) between Casalecchio di Reno and Vignola is approximately 13 miles respectively 21 kilometers.
By car or train, the actual journey to Vignola is certainly longer, as only the direct route (as the crow flies) between Casalecchio di Reno and Vignola has been calculated here.
Air line (approximately)
21 kilometers
11 nautical miles