The calculated distance (air line) between Catania and San Gregorio di Catania is approximately 6 miles respectively 9 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 Catania and San Gregorio di Catania has been calculated here.
Air line (approximately)
9 kilometers
5 nautical miles