| Ruislip to Sierpc | 852.56 mi (1,372.07 km) |
| Ruislip to Skarzysko-Kamienna | 918.65 mi (1,478.42 km) |
| Ruislip to Skawina | 889.29 mi (1,431.18 km) |
| Ruislip to Skierniewice | 877.50 mi (1,412.20 km) |
| Ruislip to Skoczow | 847.75 mi (1,364.32 km) |
| Ruislip to Skwierzyna | 678.71 mi (1,092.28 km) |
| Ruislip to Slawno | 735.36 mi (1,183.45 km) |
| Ruislip to Slubice | 639.66 mi (1,029.44 km) |
| Ruislip to Slupca | 779.03 mi (1,253.73 km) |
| Ruislip to Slupsk | 750.52 mi (1,207.84 km) |
| Ruislip to Sochaczew | 879.15 mi (1,414.86 km) |
| Ruislip to Sokolka | 1,009.93 mi (1,625.33 km) |
| Ruislip to Sokolow Podlaski | 962.85 mi (1,549.56 km) |
| Ruislip to Solec Kujawski | 792.71 mi (1,275.75 km) |
| Ruislip to Sopot | 811.63 mi (1,306.19 km) |
