| San Felice Circeo to Glyka Nera | 614.11 mi (988.32 km) |
| San Felice Circeo to Grevena | 443.69 mi (714.05 km) |
| San Felice Circeo to Ialysos | 874.56 mi (1,407.48 km) |
| San Felice Circeo to Ilion | 605.58 mi (974.58 km) |
| San Felice Circeo to Ilioupoli | 610.96 mi (983.25 km) |
| San Felice Circeo to Ioannina | 421.87 mi (678.94 km) |
| San Felice Circeo to Irakleio | 768.42 mi (1,236.66 km) |
| San Felice Circeo to Irakleio | 608.39 mi (979.12 km) |
| San Felice Circeo to Kaisariani | 610.35 mi (982.26 km) |
| San Felice Circeo to Kalamaria | 516.26 mi (830.83 km) |
| San Felice Circeo to Kalamata | 563.07 mi (906.17 km) |
| San Felice Circeo to Kallithea | 608.01 mi (978.49 km) |
| San Felice Circeo to Kalymnos | 799.15 mi (1,286.11 km) |
| San Felice Circeo to Kalyvia Thorikou | 622.14 mi (1,001.24 km) |
| San Felice Circeo to Kamatero | 605.41 mi (974.31 km) |
