| Knottingley to Sierpc | 862.50 mi (1,388.05 km) |
| Knottingley to Skarzysko-Kamienna | 947.09 mi (1,524.19 km) |
| Knottingley to Skawina | 932.01 mi (1,499.93 km) |
| Knottingley to Skierniewice | 897.73 mi (1,444.75 km) |
| Knottingley to Skoczow | 895.00 mi (1,440.36 km) |
| Knottingley to Skwierzyna | 696.53 mi (1,120.95 km) |
| Knottingley to Slawno | 726.81 mi (1,169.68 km) |
| Knottingley to Slubice | 662.44 mi (1,066.09 km) |
| Knottingley to Slupca | 798.25 mi (1,284.66 km) |
| Knottingley to Slupsk | 740.56 mi (1,191.81 km) |
| Knottingley to Sochaczew | 896.19 mi (1,442.27 km) |
| Knottingley to Sokolka | 1,010.96 mi (1,626.98 km) |
| Knottingley to Sokolow Podlaski | 975.59 mi (1,570.05 km) |
| Knottingley to Solec Kujawski | 801.31 mi (1,289.59 km) |
| Knottingley to Sopot | 802.24 mi (1,291.08 km) |
