| Basildon to Sierpc | 814.03 mi (1,310.05 km) |
| Basildon to Skarzysko-Kamienna | 879.22 mi (1,414.96 km) |
| Basildon to Skawina | 849.66 mi (1,367.39 km) |
| Basildon to Skierniewice | 838.39 mi (1,349.26 km) |
| Basildon to Skoczow | 808.13 mi (1,300.56 km) |
| Basildon to Skwierzyna | 639.92 mi (1,029.85 km) |
| Basildon to Slawno | 698.53 mi (1,124.17 km) |
| Basildon to Slubice | 600.66 mi (966.67 km) |
| Basildon to Slupca | 740.04 mi (1,190.99 km) |
| Basildon to Slupsk | 713.79 mi (1,148.73 km) |
| Basildon to Sochaczew | 840.19 mi (1,352.16 km) |
| Basildon to Sokolka | 971.86 mi (1,564.06 km) |
| Basildon to Sokolow Podlaski | 924.06 mi (1,487.13 km) |
| Basildon to Solec Kujawski | 754.34 mi (1,213.99 km) |
| Basildon to Sopot | 774.71 mi (1,246.78 km) |
