| Idanha-a-Nova to Senftenberg | 1,293.11 mi (2,081.06 km) |
| Idanha-a-Nova to Siegburg | 1,024.48 mi (1,648.74 km) |
| Idanha-a-Nova to Siegen | 1,055.00 mi (1,697.85 km) |
| Idanha-a-Nova to Sigmaringen | 990.21 mi (1,593.59 km) |
| Idanha-a-Nova to Simbach am Inn | 1,153.58 mi (1,856.50 km) |
| Idanha-a-Nova to Simmerath | 985.87 mi (1,586.61 km) |
| Idanha-a-Nova to Sindelfingen | 1,003.33 mi (1,614.70 km) |
| Idanha-a-Nova to Sinsheim | 1,018.51 mi (1,639.14 km) |
| Idanha-a-Nova to Sinzheim | 972.88 mi (1,565.70 km) |
| Idanha-a-Nova to Sinzig | 1,014.38 mi (1,632.49 km) |
| Idanha-a-Nova to Soest | 1,089.10 mi (1,752.74 km) |
| Idanha-a-Nova to Solingen | 1,037.57 mi (1,669.81 km) |
| Idanha-a-Nova to Soltau | 1,208.38 mi (1,944.70 km) |
| Idanha-a-Nova to Sommerda | 1,174.06 mi (1,889.46 km) |
| Idanha-a-Nova to Sondershausen | 1,173.26 mi (1,888.18 km) |
