| Somersworth to Senftenberg | 3,785.21 mi (6,091.71 km) |
| Somersworth to Siegburg | 3,540.54 mi (5,697.95 km) |
| Somersworth to Siegen | 3,570.56 mi (5,746.27 km) |
| Somersworth to Sigmaringen | 3,702.77 mi (5,959.03 km) |
| Somersworth to Simbach am Inn | 3,851.73 mi (6,198.76 km) |
| Somersworth to Simmerath | 3,509.92 mi (5,648.67 km) |
| Somersworth to Sindelfingen | 3,674.58 mi (5,913.67 km) |
| Somersworth to Sinsheim | 3,653.35 mi (5,879.50 km) |
| Somersworth to Sinzheim | 3,638.91 mi (5,856.27 km) |
| Somersworth to Sinzig | 3,549.66 mi (5,712.62 km) |
| Somersworth to Soest | 3,554.79 mi (5,720.88 km) |
| Somersworth to Solingen | 3,525.54 mi (5,673.81 km) |
| Somersworth to Soltau | 3,581.87 mi (5,764.47 km) |
| Somersworth to Sommerda | 3,684.36 mi (5,929.40 km) |
| Somersworth to Sondershausen | 3,668.46 mi (5,903.81 km) |
