| Windsor to Sierpc | 861.56 mi (1,386.55 km) |
| Windsor to Skarzysko-Kamienna | 926.96 mi (1,491.80 km) |
| Windsor to Skawina | 897.01 mi (1,443.60 km) |
| Windsor to Skierniewice | 886.14 mi (1,426.11 km) |
| Windsor to Skoczow | 855.28 mi (1,376.44 km) |
| Windsor to Skwierzyna | 687.57 mi (1,106.53 km) |
| Windsor to Slawno | 744.90 mi (1,198.81 km) |
| Windsor to Slubice | 648.39 mi (1,043.48 km) |
| Windsor to Slupca | 787.76 mi (1,267.78 km) |
| Windsor to Slupsk | 760.09 mi (1,223.24 km) |
| Windsor to Sochaczew | 887.91 mi (1,428.95 km) |
| Windsor to Sokolka | 1,019.13 mi (1,640.13 km) |
| Windsor to Sokolow Podlaski | 971.71 mi (1,563.82 km) |
| Windsor to Solec Kujawski | 801.78 mi (1,290.34 km) |
| Windsor to Sopot | 821.16 mi (1,321.52 km) |
