The calculated distance (air line) between Feltre and Reggio nell'Emilia is approximately 110 miles respectively 177 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 Feltre and Reggio nell'Emilia has been calculated here.
Air line (approximately)
177 kilometers
96 nautical miles