| Cities | Distance |
|---|---|
| Otopeni to Siran | 730.33 mi (1,175.35 km) |
| Otopeni to Sirnak | 979.98 mi (1,577.13 km) |
| Otopeni to Sirvan | 939.39 mi (1,511.81 km) |
| Otopeni to Sivas | 650.66 mi (1,047.14 km) |
| Otopeni to Sivasli | 458.84 mi (738.43 km) |
| Otopeni to Siverek | 832.44 mi (1,339.68 km) |
| Otopeni to Sivrice | 803.11 mi (1,292.48 km) |
| Otopeni to Sivrihisar | 450.32 mi (724.71 km) |
| Otopeni to Sogut | 376.97 mi (606.67 km) |
| Otopeni to Sogutlu | 337.21 mi (542.68 km) |
| Otopeni to Soke | 474.91 mi (764.29 km) |
| Otopeni to Solhan | 861.40 mi (1,386.29 km) |
| Otopeni to Soma | 378.80 mi (609.63 km) |
| Otopeni to Sorgun | 569.62 mi (916.71 km) |
| Otopeni to Suhut | 475.76 mi (765.66 km) |