| Desborough to Sinop | 1,810.81 mi (2,914.22 km) |
| Desborough to Siran | 2,052.53 mi (3,303.22 km) |
| Desborough to Sirnak | 2,308.03 mi (3,714.41 km) |
| Desborough to Sirvan | 2,265.77 mi (3,646.41 km) |
| Desborough to Sivas | 1,983.74 mi (3,192.53 km) |
| Desborough to Sivasli | 1,744.67 mi (2,807.77 km) |
| Desborough to Siverek | 2,167.47 mi (3,488.21 km) |
| Desborough to Sivrice | 2,135.97 mi (3,437.51 km) |
| Desborough to Sivrihisar | 1,773.38 mi (2,853.98 km) |
| Desborough to Sogut | 1,693.21 mi (2,724.95 km) |
| Desborough to Sogutlu | 1,666.22 mi (2,681.52 km) |
| Desborough to Soke | 1,692.45 mi (2,723.74 km) |
| Desborough to Solhan | 2,185.36 mi (3,516.99 km) |
| Desborough to Soma | 1,630.16 mi (2,623.49 km) |
| Desborough to Sorgun | 1,905.66 mi (3,066.86 km) |
