| Ilmenau to Siran | 1,534.69 mi (2,469.85 km) |
| Ilmenau to Sirnak | 1,790.15 mi (2,880.97 km) |
| Ilmenau to Sirvan | 1,747.89 mi (2,812.96 km) |
| Ilmenau to Sivas | 1,466.33 mi (2,359.83 km) |
| Ilmenau to Sivasli | 1,243.72 mi (2,001.57 km) |
| Ilmenau to Siverek | 1,650.42 mi (2,656.10 km) |
| Ilmenau to Sivrice | 1,618.44 mi (2,604.62 km) |
| Ilmenau to Sivrihisar | 1,263.44 mi (2,033.32 km) |
| Ilmenau to Sogut | 1,184.61 mi (1,906.44 km) |
| Ilmenau to Sogutlu | 1,154.06 mi (1,857.28 km) |
| Ilmenau to Soke | 1,205.08 mi (1,939.39 km) |
| Ilmenau to Solhan | 1,667.51 mi (2,683.60 km) |
| Ilmenau to Soma | 1,133.98 mi (1,824.97 km) |
| Ilmenau to Sorgun | 1,389.37 mi (2,235.98 km) |
| Ilmenau to Suhut | 1,272.34 mi (2,047.64 km) |
