The calculated distance (air line) between Reggio Calabria and Aci Sant'Antonio is approximately 46 miles respectively 73 kilometers.
By car or train, the actual journey to Aci Sant'Antonio is certainly longer, as only the direct route (as the crow flies) between Reggio Calabria and Aci Sant'Antonio has been calculated here.
Air line (approximately)
73 kilometers
40 nautical miles