The calculated distance (air line) between San Giuliano Milanese and Reggio nell'Emilia is approximately 81 miles respectively 131 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 San Giuliano Milanese and Reggio nell'Emilia has been calculated here.
Air line (approximately)
131 kilometers
71 nautical miles