| Alsdorf to Siran | 1,738.96 mi (2,798.59 km) |
| Alsdorf to Sirnak | 1,993.62 mi (3,208.43 km) |
| Alsdorf to Sirvan | 1,951.70 mi (3,140.95 km) |
| Alsdorf to Sivas | 1,667.90 mi (2,684.22 km) |
| Alsdorf to Sivasli | 1,427.88 mi (2,297.94 km) |
| Alsdorf to Siverek | 1,851.11 mi (2,979.08 km) |
| Alsdorf to Sivrice | 1,820.27 mi (2,929.44 km) |
| Alsdorf to Sivrihisar | 1,455.49 mi (2,342.39 km) |
| Alsdorf to Sogut | 1,375.37 mi (2,213.44 km) |
| Alsdorf to Sogutlu | 1,348.38 mi (2,170.00 km) |
| Alsdorf to Soke | 1,378.88 mi (2,219.10 km) |
| Alsdorf to Solhan | 1,871.68 mi (3,012.18 km) |
| Alsdorf to Soma | 1,314.27 mi (2,115.11 km) |
| Alsdorf to Sorgun | 1,588.79 mi (2,556.92 km) |
| Alsdorf to Suhut | 1,459.07 mi (2,348.14 km) |
