The calculated distance (air line) between Roggiano Gravina and Reggio Calabria is approximately 108 miles respectively 173 kilometers.
By car or train, the actual journey to Reggio Calabria is certainly longer, as only the direct route (as the crow flies) between Roggiano Gravina and Reggio Calabria has been calculated here.
Air line (approximately)
173 kilometers
93 nautical miles