| Schwabisch Gmund to Siran | 1,550.85 mi (2,495.86 km) |
| Schwabisch Gmund to Sirnak | 1,802.82 mi (2,901.36 km) |
| Schwabisch Gmund to Sirvan | 1,761.78 mi (2,835.31 km) |
| Schwabisch Gmund to Sivas | 1,473.97 mi (2,372.13 km) |
| Schwabisch Gmund to Sivasli | 1,217.29 mi (1,959.03 km) |
| Schwabisch Gmund to Siverek | 1,655.13 mi (2,663.68 km) |
| Schwabisch Gmund to Sivrice | 1,626.41 mi (2,617.46 km) |
| Schwabisch Gmund to Sivrihisar | 1,250.21 mi (2,012.03 km) |
| Schwabisch Gmund to Sogut | 1,169.26 mi (1,881.75 km) |
| Schwabisch Gmund to Sogutlu | 1,145.60 mi (1,843.66 km) |
| Schwabisch Gmund to Soke | 1,164.37 mi (1,873.88 km) |
| Schwabisch Gmund to Solhan | 1,682.91 mi (2,708.39 km) |
| Schwabisch Gmund to Soma | 1,102.09 mi (1,773.64 km) |
| Schwabisch Gmund to Sorgun | 1,391.51 mi (2,239.42 km) |
| Schwabisch Gmund to Suhut | 1,249.87 mi (2,011.47 km) |
