The calculated distance (air line) between Aci Sant'Antonio and San Gregorio di Catania is approximately 3 miles respectively 4 kilometers.
By car or train, the actual journey to San Gregorio di Catania is certainly longer, as only the direct route (as the crow flies) between Aci Sant'Antonio and San Gregorio di Catania has been calculated here.
Air line (approximately)
4 kilometers
2 nautical miles