The calculated distance (air line) between Ponte nelle Alpi-Polpet and Ferrara is approximately 99 miles respectively 159 kilometers.
By car or train, the actual journey to Ferrara is certainly longer, as only the direct route (as the crow flies) between Ponte nelle Alpi-Polpet and Ferrara has been calculated here.
Air line (approximately)
159 kilometers
86 nautical miles