| Ospitaletto to Siran | 1,508.12 mi (2,427.08 km) |
| Ospitaletto to Sirnak | 1,750.67 mi (2,817.44 km) |
| Ospitaletto to Sirvan | 1,712.12 mi (2,755.40 km) |
| Ospitaletto to Sivas | 1,419.09 mi (2,283.81 km) |
| Ospitaletto to Sivasli | 1,114.95 mi (1,794.34 km) |
| Ospitaletto to Siverek | 1,592.51 mi (2,562.89 km) |
| Ospitaletto to Sivrice | 1,569.38 mi (2,525.68 km) |
| Ospitaletto to Sivrihisar | 1,167.48 mi (1,878.88 km) |
| Ospitaletto to Sogut | 1,085.41 mi (1,746.80 km) |
| Ospitaletto to Sogutlu | 1,073.26 mi (1,727.24 km) |
| Ospitaletto to Soke | 1,041.61 mi (1,676.32 km) |
| Ospitaletto to Solhan | 1,636.81 mi (2,634.19 km) |
| Ospitaletto to Soma | 994.49 mi (1,600.48 km) |
| Ospitaletto to Sorgun | 1,329.60 mi (2,139.78 km) |
| Ospitaletto to Suhut | 1,152.82 mi (1,855.28 km) |
