| Porvoo to Kastoria | 1,386.23 mi (2,230.92 km) |
| Porvoo to Katerini | 1,397.28 mi (2,248.71 km) |
| Porvoo to Keratsini | 1,552.18 mi (2,497.99 km) |
| Porvoo to Kerkyra | 1,456.27 mi (2,343.64 km) |
| Porvoo to Kiato | 1,551.82 mi (2,497.42 km) |
| Porvoo to Kifisia | 1,543.65 mi (2,484.27 km) |
| Porvoo to Kilkis | 1,346.46 mi (2,166.92 km) |
| Porvoo to Komotini | 1,333.16 mi (2,145.51 km) |
| Porvoo to Korinthos | 1,556.14 mi (2,504.37 km) |
| Porvoo to Koropi | 1,556.18 mi (2,504.43 km) |
| Porvoo to Korydallos | 1,550.95 mi (2,496.02 km) |
| Porvoo to Kos | 1,628.23 mi (2,620.38 km) |
| Porvoo to Kozani | 1,398.31 mi (2,250.36 km) |
| Porvoo to Lagos | 1,335.69 mi (2,149.59 km) |
| Porvoo to Lamia | 1,491.71 mi (2,400.67 km) |
