| Hellevoetsluis to Siran | 1,838.30 mi (2,958.45 km) |
| Hellevoetsluis to Sirnak | 2,093.74 mi (3,369.54 km) |
| Hellevoetsluis to Sirvan | 2,051.50 mi (3,301.57 km) |
| Hellevoetsluis to Sivas | 1,769.51 mi (2,847.75 km) |
| Hellevoetsluis to Sivasli | 1,535.41 mi (2,471.01 km) |
| Hellevoetsluis to Siverek | 1,953.33 mi (3,143.59 km) |
| Hellevoetsluis to Sivrice | 1,921.71 mi (3,092.69 km) |
| Hellevoetsluis to Sivrihisar | 1,561.32 mi (2,512.70 km) |
| Hellevoetsluis to Sogut | 1,481.52 mi (2,384.27 km) |
| Hellevoetsluis to Sogutlu | 1,453.44 mi (2,339.09 km) |
| Hellevoetsluis to Soke | 1,487.50 mi (2,393.91 km) |
| Hellevoetsluis to Solhan | 1,971.12 mi (3,172.21 km) |
| Hellevoetsluis to Soma | 1,422.30 mi (2,288.97 km) |
| Hellevoetsluis to Sorgun | 1,691.71 mi (2,722.55 km) |
| Hellevoetsluis to Suhut | 1,566.16 mi (2,520.50 km) |
