| Delaware to Sinop | 5,562.67 mi (8,952.26 km) |
| Delaware to Siran | 5,795.12 mi (9,326.34 km) |
| Delaware to Sirnak | 6,051.42 mi (9,738.81 km) |
| Delaware to Sirvan | 6,007.38 mi (9,667.94 km) |
| Delaware to Sivas | 5,744.59 mi (9,245.02 km) |
| Delaware to Sivasli | 5,536.61 mi (8,910.31 km) |
| Delaware to Siverek | 5,930.17 mi (9,543.69 km) |
| Delaware to Sivrice | 5,893.25 mi (9,484.28 km) |
| Delaware to Sivrihisar | 5,560.09 mi (8,948.09 km) |
| Delaware to Sogut | 5,481.31 mi (8,821.32 km) |
| Delaware to Sogutlu | 5,449.92 mi (8,770.80 km) |
| Delaware to Soke | 5,482.65 mi (8,823.48 km) |
| Delaware to Solhan | 5,925.66 mi (9,536.43 km) |
| Delaware to Soma | 5,422.35 mi (8,726.43 km) |
| Delaware to Sorgun | 5,676.17 mi (9,134.91 km) |
