| Slough to Sinop | 1,792.10 mi (2,884.11 km) |
| Slough to Siran | 2,034.44 mi (3,274.11 km) |
| Slough to Sirnak | 2,288.93 mi (3,683.68 km) |
| Slough to Sirvan | 2,247.08 mi (3,616.33 km) |
| Slough to Sivas | 1,962.69 mi (3,158.64 km) |
| Slough to Sivasli | 1,712.93 mi (2,756.70 km) |
| Slough to Siverek | 2,145.51 mi (3,452.86 km) |
| Slough to Sivrice | 2,115.11 mi (3,403.94 km) |
| Slough to Sivrihisar | 1,745.62 mi (2,809.30 km) |
| Slough to Sogut | 1,664.87 mi (2,679.36 km) |
| Slough to Sogutlu | 1,639.98 mi (2,639.30 km) |
| Slough to Soke | 1,656.61 mi (2,666.05 km) |
| Slough to Solhan | 2,167.14 mi (3,487.67 km) |
| Slough to Soma | 1,597.05 mi (2,570.20 km) |
| Slough to Sorgun | 1,882.74 mi (3,029.98 km) |
