The calculated distance (air line) between Aci Catena and Gravina di Catania is approximately 5 miles respectively 9 kilometers.
By car or train, the actual journey to Gravina di Catania is certainly longer, as only the direct route (as the crow flies) between Aci Catena and Gravina di Catania has been calculated here.
Air line (approximately)
9 kilometers
5 nautical miles