| Tourcoing to Siran | 1,865.96 mi (3,002.97 km) |
| Tourcoing to Sirnak | 2,119.87 mi (3,411.59 km) |
| Tourcoing to Sirvan | 2,078.22 mi (3,344.57 km) |
| Tourcoing to Sivas | 1,792.86 mi (2,885.34 km) |
| Tourcoing to Sivasli | 1,541.77 mi (2,481.23 km) |
| Tourcoing to Siverek | 1,975.30 mi (3,178.94 km) |
| Tourcoing to Sivrice | 1,945.33 mi (3,130.70 km) |
| Tourcoing to Sivrihisar | 1,574.27 mi (2,533.54 km) |
| Tourcoing to Sogut | 1,493.50 mi (2,403.55 km) |
| Tourcoing to Sogutlu | 1,468.80 mi (2,363.81 km) |
| Tourcoing to Soke | 1,486.65 mi (2,392.53 km) |
| Tourcoing to Solhan | 1,998.54 mi (3,216.33 km) |
| Tourcoing to Soma | 1,426.16 mi (2,295.18 km) |
| Tourcoing to Sorgun | 1,712.29 mi (2,755.66 km) |
| Tourcoing to Suhut | 1,574.47 mi (2,533.86 km) |
