| Borehamwood to Sierpc | 844.52 mi (1,359.12 km) |
| Borehamwood to Skarzysko-Kamienna | 911.18 mi (1,466.40 km) |
| Borehamwood to Skawina | 882.33 mi (1,419.98 km) |
| Borehamwood to Skierniewice | 869.76 mi (1,399.74 km) |
| Borehamwood to Skoczow | 840.95 mi (1,353.38 km) |
| Borehamwood to Skwierzyna | 670.79 mi (1,079.54 km) |
| Borehamwood to Slawno | 726.86 mi (1,169.78 km) |
| Borehamwood to Slubice | 631.86 mi (1,016.88 km) |
| Borehamwood to Slupca | 771.21 mi (1,241.14 km) |
| Borehamwood to Slupsk | 742.00 mi (1,194.14 km) |
| Borehamwood to Sochaczew | 871.31 mi (1,402.25 km) |
| Borehamwood to Sokolka | 1,001.72 mi (1,612.12 km) |
| Borehamwood to Sokolow Podlaski | 954.93 mi (1,536.81 km) |
| Borehamwood to Solec Kujawski | 784.61 mi (1,262.71 km) |
| Borehamwood to Sopot | 803.14 mi (1,292.53 km) |
