| Ashtead to Sinop | 1,778.02 mi (2,861.45 km) |
| Ashtead to Siran | 2,020.45 mi (3,251.60 km) |
| Ashtead to Sirnak | 2,274.72 mi (3,660.81 km) |
| Ashtead to Sirvan | 2,232.95 mi (3,593.59 km) |
| Ashtead to Sivas | 1,948.14 mi (3,135.22 km) |
| Ashtead to Sivasli | 1,696.57 mi (2,730.37 km) |
| Ashtead to Siverek | 2,130.77 mi (3,429.14 km) |
| Ashtead to Sivrice | 2,100.58 mi (3,380.56 km) |
| Ashtead to Sivrihisar | 1,729.90 mi (2,784.01 km) |
| Ashtead to Sogut | 1,649.07 mi (2,653.92 km) |
| Ashtead to Sogutlu | 1,624.54 mi (2,614.44 km) |
| Ashtead to Soke | 1,639.65 mi (2,638.76 km) |
| Ashtead to Solhan | 2,153.11 mi (3,465.09 km) |
| Ashtead to Soma | 1,580.49 mi (2,543.56 km) |
| Ashtead to Sorgun | 1,867.86 mi (3,006.03 km) |
