| Delfzijl to Siran | 1,752.56 mi (2,820.47 km) |
| Delfzijl to Sirnak | 2,009.49 mi (3,233.96 km) |
| Delfzijl to Sirvan | 1,966.43 mi (3,164.67 km) |
| Delfzijl to Sivas | 1,691.29 mi (2,721.87 km) |
| Delfzijl to Sivasli | 1,488.06 mi (2,394.81 km) |
| Delfzijl to Siverek | 1,876.55 mi (3,020.02 km) |
| Delfzijl to Sivrice | 1,842.32 mi (2,964.92 km) |
| Delfzijl to Sivrihisar | 1,502.21 mi (2,417.57 km) |
| Delfzijl to Sogut | 1,424.73 mi (2,292.88 km) |
| Delfzijl to Sogutlu | 1,390.99 mi (2,238.59 km) |
| Delfzijl to Soke | 1,453.37 mi (2,338.97 km) |
| Delfzijl to Solhan | 1,885.22 mi (3,033.96 km) |
| Delfzijl to Soma | 1,380.35 mi (2,221.46 km) |
| Delfzijl to Sorgun | 1,618.63 mi (2,604.94 km) |
| Delfzijl to Suhut | 1,515.14 mi (2,438.38 km) |
