| Republic to Sinop | 6,080.29 mi (9,785.28 km) |
| Republic to Siran | 6,306.59 mi (10,149.47 km) |
| Republic to Sirnak | 6,560.39 mi (10,557.92 km) |
| Republic to Sirvan | 6,516.09 mi (10,486.63 km) |
| Republic to Sivas | 6,264.25 mi (10,081.34 km) |
| Republic to Sivasli | 6,080.78 mi (9,786.07 km) |
| Republic to Siverek | 6,449.07 mi (10,378.78 km) |
| Republic to Sivrice | 6,409.91 mi (10,315.75 km) |
| Republic to Sivrihisar | 6,096.47 mi (9,811.33 km) |
| Republic to Sogut | 6,019.43 mi (9,687.34 km) |
| Republic to Sogutlu | 5,984.40 mi (9,630.97 km) |
| Republic to Soke | 6,034.45 mi (9,711.51 km) |
| Republic to Solhan | 6,434.76 mi (10,355.75 km) |
| Republic to Soma | 5,969.41 mi (9,606.84 km) |
| Republic to Sorgun | 6,201.14 mi (9,979.76 km) |
