| Ferentino to Serik | 1,007.36 mi (1,621.19 km) |
| Ferentino to Serinhisar | 896.74 mi (1,443.17 km) |
| Ferentino to Serinyol | 1,281.06 mi (2,061.67 km) |
| Ferentino to Seydisehir | 1,031.47 mi (1,659.98 km) |
| Ferentino to Seyhan | 1,220.19 mi (1,963.71 km) |
| Ferentino to Seyitgazi | 926.90 mi (1,491.70 km) |
| Ferentino to Siirt | 1,537.80 mi (2,474.85 km) |
| Ferentino to Sile | 847.10 mi (1,363.28 km) |
| Ferentino to Silifke | 1,165.66 mi (1,875.96 km) |
| Ferentino to Silivri | 777.71 mi (1,251.61 km) |
| Ferentino to Silopi | 1,580.49 mi (2,543.56 km) |
| Ferentino to Simav | 846.02 mi (1,361.53 km) |
| Ferentino to Sinanpasa | 917.89 mi (1,477.20 km) |
| Ferentino to Sindirgi | 801.45 mi (1,289.80 km) |
| Ferentino to Sinop | 1,124.27 mi (1,809.33 km) |
