| Cities | Distance |
|---|---|
| Portici to Karditsa | 412.66 mi (664.11 km) |
| Portici to Kastoria | 363.46 mi (584.93 km) |
| Portici to Katerini | 429.93 mi (691.90 km) |
| Portici to Keratsini | 532.72 mi (857.33 km) |
| Portici to Kerkyra | 305.71 mi (491.99 km) |
| Portici to Kiato | 488.73 mi (786.53 km) |
| Portici to Kifisia | 539.38 mi (868.05 km) |
| Portici to Kilkis | 445.20 mi (716.48 km) |
| Portici to Komotini | 577.83 mi (929.92 km) |
| Portici to Korinthos | 499.61 mi (804.04 km) |
| Portici to Koropi | 547.35 mi (880.88 km) |
| Portici to Korydallos | 533.89 mi (859.22 km) |
| Portici to Kos | 745.19 mi (1,199.27 km) |
| Portici to Kozani | 392.18 mi (631.16 km) |
| Portici to Lagos | 557.51 mi (897.22 km) |