| San Felice Circeo to Karditsa | 482.17 mi (775.98 km) |
| San Felice Circeo to Kastoria | 429.60 mi (691.37 km) |
| San Felice Circeo to Katerini | 496.52 mi (799.07 km) |
| San Felice Circeo to Keratsini | 603.41 mi (971.10 km) |
| San Felice Circeo to Kerkyra | 375.74 mi (604.70 km) |
| San Felice Circeo to Kiato | 559.59 mi (900.58 km) |
| San Felice Circeo to Kifisia | 609.92 mi (981.57 km) |
| San Felice Circeo to Kilkis | 508.70 mi (818.68 km) |
| San Felice Circeo to Komotini | 640.38 mi (1,030.60 km) |
| San Felice Circeo to Korinthos | 570.47 mi (918.09 km) |
| San Felice Circeo to Koropi | 618.02 mi (994.61 km) |
| San Felice Circeo to Korydallos | 604.56 mi (972.95 km) |
| San Felice Circeo to Kos | 815.72 mi (1,312.77 km) |
| San Felice Circeo to Kozani | 458.99 mi (738.67 km) |
| San Felice Circeo to Lagos | 620.26 mi (998.21 km) |
