| Staines-upon-Thames to Sierpc | 858.23 mi (1,381.20 km) |
| Staines-upon-Thames to Skarzysko-Kamienna | 923.13 mi (1,485.63 km) |
| Staines-upon-Thames to Skawina | 892.85 mi (1,436.91 km) |
| Staines-upon-Thames to Skierniewice | 882.54 mi (1,420.30 km) |
| Staines-upon-Thames to Skoczow | 851.03 mi (1,369.61 km) |
| Staines-upon-Thames to Skwierzyna | 684.13 mi (1,101.00 km) |
| Staines-upon-Thames to Slawno | 742.17 mi (1,194.41 km) |
| Staines-upon-Thames to Slubice | 644.84 mi (1,037.78 km) |
| Staines-upon-Thames to Slupca | 784.23 mi (1,262.09 km) |
| Staines-upon-Thames to Slupsk | 757.38 mi (1,218.89 km) |
| Staines-upon-Thames to Sochaczew | 884.38 mi (1,423.27 km) |
| Staines-upon-Thames to Sokolka | 1,015.99 mi (1,635.07 km) |
| Staines-upon-Thames to Sokolow Podlaski | 968.27 mi (1,558.28 km) |
| Staines-upon-Thames to Solec Kujawski | 798.52 mi (1,285.10 km) |
| Staines-upon-Thames to Sopot | 818.40 mi (1,317.09 km) |
