| Itri to Siran | 1,337.18 mi (2,151.98 km) |
| Itri to Sirnak | 1,558.62 mi (2,508.36 km) |
| Itri to Sirvan | 1,524.60 mi (2,453.61 km) |
| Itri to Sivas | 1,234.25 mi (1,986.33 km) |
| Itri to Sivasli | 876.44 mi (1,410.49 km) |
| Itri to Siverek | 1,390.48 mi (2,237.75 km) |
| Itri to Sivrice | 1,375.91 mi (2,214.32 km) |
| Itri to Sivrihisar | 954.49 mi (1,536.10 km) |
| Itri to Sogut | 875.71 mi (1,409.32 km) |
| Itri to Sogutlu | 881.63 mi (1,418.85 km) |
| Itri to Soke | 777.85 mi (1,251.83 km) |
| Itri to Solhan | 1,456.55 mi (2,344.09 km) |
| Itri to Soma | 755.51 mi (1,215.87 km) |
| Itri to Sorgun | 1,138.56 mi (1,832.33 km) |
| Itri to Suhut | 919.90 mi (1,480.44 km) |
