| Sierning to Siran | 1,337.65 mi (2,152.73 km) |
| Sierning to Sirnak | 1,589.60 mi (2,558.22 km) |
| Sierning to Sirvan | 1,548.54 mi (2,492.14 km) |
| Sierning to Sivas | 1,260.94 mi (2,029.29 km) |
| Sierning to Sivasli | 1,013.88 mi (1,631.68 km) |
| Sierning to Siverek | 1,442.45 mi (2,321.41 km) |
| Sierning to Sivrice | 1,413.40 mi (2,274.65 km) |
| Sierning to Sivrihisar | 1,041.24 mi (1,675.71 km) |
| Sierning to Sogut | 960.90 mi (1,546.42 km) |
| Sierning to Sogutlu | 935.02 mi (1,504.78 km) |
| Sierning to Soke | 969.74 mi (1,560.64 km) |
| Sierning to Solhan | 1,469.68 mi (2,365.22 km) |
| Sierning to Soma | 901.52 mi (1,450.86 km) |
| Sierning to Sorgun | 1,179.03 mi (1,897.47 km) |
| Sierning to Suhut | 1,044.58 mi (1,681.08 km) |
