The calculated distance (air line) between Padova and Reggio nell'Emilia is approximately 78 miles respectively 126 kilometers.
By car or train, the actual journey to Reggio nell'Emilia is certainly longer, as only the direct route (as the crow flies) between Padova and Reggio nell'Emilia has been calculated here.
Air line (approximately)
126 kilometers
68 nautical miles