| Harelbeke to Siran | 1,860.86 mi (2,994.76 km) |
| Harelbeke to Sirnak | 2,114.98 mi (3,403.73 km) |
| Harelbeke to Sirvan | 2,073.25 mi (3,336.58 km) |
| Harelbeke to Sivas | 1,788.28 mi (2,877.97 km) |
| Harelbeke to Sivasli | 1,539.29 mi (2,477.25 km) |
| Harelbeke to Siverek | 1,970.92 mi (3,171.88 km) |
| Harelbeke to Sivrice | 1,940.73 mi (3,123.31 km) |
| Harelbeke to Sivrihisar | 1,570.96 mi (2,528.21 km) |
| Harelbeke to Sogut | 1,490.29 mi (2,398.40 km) |
| Harelbeke to Sogutlu | 1,465.17 mi (2,357.96 km) |
| Harelbeke to Soke | 1,485.09 mi (2,390.03 km) |
| Harelbeke to Solhan | 1,993.48 mi (3,208.19 km) |
| Harelbeke to Soma | 1,423.98 mi (2,291.67 km) |
| Harelbeke to Sorgun | 1,708.04 mi (2,748.83 km) |
| Harelbeke to Suhut | 1,571.75 mi (2,529.48 km) |
