| Blaydon to Sinop | 1,880.12 mi (3,025.76 km) |
| Blaydon to Siran | 2,118.95 mi (3,410.12 km) |
| Blaydon to Sirnak | 2,375.97 mi (3,823.75 km) |
| Blaydon to Sirvan | 2,332.82 mi (3,754.32 km) |
| Blaydon to Sivas | 2,058.17 mi (3,312.30 km) |
| Blaydon to Sivasli | 1,847.22 mi (2,972.81 km) |
| Blaydon to Siverek | 2,243.41 mi (3,610.43 km) |
| Blaydon to Sivrice | 2,209.17 mi (3,555.32 km) |
| Blaydon to Sivrihisar | 1,865.88 mi (3,002.85 km) |
| Blaydon to Sogut | 1,787.57 mi (2,876.82 km) |
| Blaydon to Sogutlu | 1,755.51 mi (2,825.22 km) |
| Blaydon to Soke | 1,805.35 mi (2,905.43 km) |
| Blaydon to Solhan | 2,251.52 mi (3,623.47 km) |
| Blaydon to Soma | 1,736.69 mi (2,794.93 km) |
| Blaydon to Sorgun | 1,985.23 mi (3,194.92 km) |
