| Hanwell to Sinop | 1,781.44 mi (2,866.95 km) |
| Hanwell to Siran | 2,023.77 mi (3,256.94 km) |
| Hanwell to Sirnak | 2,278.29 mi (3,666.55 km) |
| Hanwell to Sirvan | 2,236.42 mi (3,599.18 km) |
| Hanwell to Sivas | 1,952.09 mi (3,141.59 km) |
| Hanwell to Sivasli | 1,702.83 mi (2,740.45 km) |
| Hanwell to Siverek | 2,134.94 mi (3,435.86 km) |
| Hanwell to Sivrice | 2,104.51 mi (3,386.89 km) |
| Hanwell to Sivrihisar | 1,735.29 mi (2,792.68 km) |
| Hanwell to Sogut | 1,654.57 mi (2,662.78 km) |
| Hanwell to Sogutlu | 1,629.58 mi (2,622.55 km) |
| Hanwell to Soke | 1,646.81 mi (2,650.29 km) |
| Hanwell to Solhan | 2,156.47 mi (3,470.50 km) |
| Hanwell to Soma | 1,587.04 mi (2,554.10 km) |
| Hanwell to Sorgun | 1,872.21 mi (3,013.02 km) |
