| Portet-sur-Garonne to Siegburg | 571.57 mi (919.85 km) |
| Portet-sur-Garonne to Siegen | 595.27 mi (957.99 km) |
| Portet-sur-Garonne to Sigmaringen | 490.48 mi (789.35 km) |
| Portet-sur-Garonne to Simbach am Inn | 646.46 mi (1,040.37 km) |
| Portet-sur-Garonne to Simmerath | 540.28 mi (869.50 km) |
| Portet-sur-Garonne to Sindelfingen | 510.44 mi (821.48 km) |
| Portet-sur-Garonne to Sinsheim | 532.06 mi (856.26 km) |
| Portet-sur-Garonne to Sinzheim | 485.24 mi (780.92 km) |
| Portet-sur-Garonne to Sinzig | 557.51 mi (897.22 km) |
| Portet-sur-Garonne to Soest | 637.36 mi (1,025.73 km) |
| Portet-sur-Garonne to Solingen | 590.88 mi (950.93 km) |
| Portet-sur-Garonne to Soltau | 758.87 mi (1,221.28 km) |
| Portet-sur-Garonne to Sommerda | 695.48 mi (1,119.26 km) |
| Portet-sur-Garonne to Sondershausen | 698.27 mi (1,123.76 km) |
| Portet-sur-Garonne to Sonneberg | 658.20 mi (1,059.28 km) |
