| Kempston to Sinop | 1,794.01 mi (2,887.18 km) |
| Kempston to Siran | 2,035.96 mi (3,276.56 km) |
| Kempston to Sirnak | 2,291.16 mi (3,687.26 km) |
| Kempston to Sirvan | 2,249.03 mi (3,619.46 km) |
| Kempston to Sivas | 1,966.21 mi (3,164.31 km) |
| Kempston to Sivasli | 1,723.90 mi (2,774.34 km) |
| Kempston to Siverek | 2,149.67 mi (3,459.56 km) |
| Kempston to Sivrice | 2,118.52 mi (3,409.42 km) |
| Kempston to Sivrihisar | 1,753.77 mi (2,822.41 km) |
| Kempston to Sogut | 1,673.41 mi (2,693.10 km) |
| Kempston to Sogutlu | 1,647.04 mi (2,650.66 km) |
| Kempston to Soke | 1,670.55 mi (2,688.49 km) |
| Kempston to Solhan | 2,168.76 mi (3,490.28 km) |
| Kempston to Soma | 1,609.00 mi (2,589.43 km) |
| Kempston to Sorgun | 1,887.53 mi (3,037.69 km) |
