| Sankt Augustin to Siegburg | 2.30 mi (3.71 km) |
| Sankt Augustin to Siegen | 37.06 mi (59.64 km) |
| Sankt Augustin to Sigmaringen | 206.60 mi (332.49 km) |
| Sankt Augustin to Simbach am Inn | 313.39 mi (504.35 km) |
| Sankt Augustin to Simmerath | 40.57 mi (65.29 km) |
| Sankt Augustin to Sindelfingen | 163.60 mi (263.29 km) |
| Sankt Augustin to Sinsheim | 129.24 mi (207.99 km) |
| Sankt Augustin to Sinzheim | 145.48 mi (234.12 km) |
| Sankt Augustin to Sinzig | 15.79 mi (25.40 km) |
| Sankt Augustin to Soest | 68.27 mi (109.87 km) |
| Sankt Augustin to Solingen | 27.78 mi (44.70 km) |
| Sankt Augustin to Soltau | 190.05 mi (305.86 km) |
| Sankt Augustin to Sommerda | 173.12 mi (278.62 km) |
| Sankt Augustin to Sondershausen | 164.99 mi (265.53 km) |
| Sankt Augustin to Sonneberg | 177.06 mi (284.96 km) |
