Ischia Porto is located in Napoli city, Italy at the 40.7391, 13.951 coordinates. Distance from Ischia Porto to other cities. are listed below, click on the city name to find distance between. Distance from Ischia Porto to Salerno 71 km, to Torre del Greco 38 km, to Giugliano in Campania 30 km. The green marker indicates the location of Ischia Porto.