| Seia to Senftenberg | 1,286.24 mi (2,070.00 km) |
| Seia to Siegburg | 1,012.92 mi (1,630.14 km) |
| Seia to Siegen | 1,044.18 mi (1,680.44 km) |
| Seia to Sigmaringen | 987.41 mi (1,589.08 km) |
| Seia to Simbach am Inn | 1,153.24 mi (1,855.96 km) |
| Seia to Simmerath | 973.67 mi (1,566.97 km) |
| Seia to Sindelfingen | 998.68 mi (1,607.22 km) |
| Seia to Sinsheim | 1,012.39 mi (1,629.28 km) |
| Seia to Sinzheim | 967.25 mi (1,556.64 km) |
| Seia to Sinzig | 1,003.44 mi (1,614.88 km) |
| Seia to Soest | 1,076.95 mi (1,733.19 km) |
| Seia to Solingen | 1,025.10 mi (1,649.74 km) |
| Seia to Soltau | 1,195.26 mi (1,923.58 km) |
| Seia to Sommerda | 1,165.67 mi (1,875.96 km) |
| Seia to Sondershausen | 1,164.22 mi (1,873.63 km) |
