| Ianca to Senftenberg | 757.49 mi (1,219.06 km) |
| Ianca to Siegburg | 1,012.01 mi (1,628.68 km) |
| Ianca to Siegen | 979.40 mi (1,576.19 km) |
| Ianca to Sigmaringen | 887.98 mi (1,429.07 km) |
| Ianca to Simbach am Inn | 717.17 mi (1,154.17 km) |
| Ianca to Simmerath | 1,047.11 mi (1,685.16 km) |
| Ianca to Sindelfingen | 903.49 mi (1,454.03 km) |
| Ianca to Sinsheim | 915.26 mi (1,472.97 km) |
| Ianca to Sinzheim | 941.66 mi (1,515.45 km) |
| Ianca to Sinzig | 1,005.59 mi (1,618.34 km) |
| Ianca to Soest | 990.04 mi (1,593.31 km) |
| Ianca to Solingen | 1,023.81 mi (1,647.67 km) |
| Ianca to Soltau | 961.33 mi (1,547.11 km) |
| Ianca to Sommerda | 858.72 mi (1,381.98 km) |
| Ianca to Sondershausen | 874.18 mi (1,406.86 km) |
