| Staines-upon-Thames to Sinop | 1,788.16 mi (2,877.77 km) |
| Staines-upon-Thames to Siran | 2,030.54 mi (3,267.83 km) |
| Staines-upon-Thames to Sirnak | 2,284.95 mi (3,677.26 km) |
| Staines-upon-Thames to Sirvan | 2,243.12 mi (3,609.96 km) |
| Staines-upon-Thames to Sivas | 1,958.57 mi (3,152.01 km) |
| Staines-upon-Thames to Sivasli | 1,708.07 mi (2,748.87 km) |
| Staines-upon-Thames to Siverek | 2,141.31 mi (3,446.11 km) |
| Staines-upon-Thames to Sivrice | 2,111.00 mi (3,397.33 km) |
| Staines-upon-Thames to Sivrihisar | 1,741.03 mi (2,801.91 km) |
| Staines-upon-Thames to Sogut | 1,660.25 mi (2,671.91 km) |
| Staines-upon-Thames to Sogutlu | 1,635.50 mi (2,632.09 km) |
| Staines-upon-Thames to Soke | 1,651.48 mi (2,657.81 km) |
| Staines-upon-Thames to Solhan | 2,163.22 mi (3,481.36 km) |
| Staines-upon-Thames to Soma | 1,592.11 mi (2,562.25 km) |
| Staines-upon-Thames to Sorgun | 1,878.49 mi (3,023.13 km) |
