| Helensburgh to Sierpc | 998.19 mi (1,606.43 km) |
| Helensburgh to Skarzysko-Kamienna | 1,098.19 mi (1,767.37 km) |
| Helensburgh to Skawina | 1,095.91 mi (1,763.69 km) |
| Helensburgh to Skierniewice | 1,042.39 mi (1,677.57 km) |
| Helensburgh to Skoczow | 1,063.32 mi (1,711.24 km) |
| Helensburgh to Skwierzyna | 845.61 mi (1,360.87 km) |
| Helensburgh to Slawno | 848.68 mi (1,365.82 km) |
| Helensburgh to Slubice | 817.28 mi (1,315.28 km) |
| Helensburgh to Slupca | 944.91 mi (1,520.68 km) |
| Helensburgh to Slupsk | 860.28 mi (1,384.49 km) |
| Helensburgh to Sochaczew | 1,037.84 mi (1,670.25 km) |
| Helensburgh to Sokolka | 1,133.20 mi (1,823.71 km) |
| Helensburgh to Sokolow Podlaski | 1,110.93 mi (1,787.87 km) |
| Helensburgh to Solec Kujawski | 937.72 mi (1,509.11 km) |
| Helensburgh to Sopot | 919.91 mi (1,480.45 km) |
