| Knokke-Heist to Skarzysko-Kamienna | 761.11 mi (1,224.88 km) |
| Knokke-Heist to Skawina | 729.15 mi (1,173.45 km) |
| Knokke-Heist to Skierniewice | 722.52 mi (1,162.78 km) |
| Knokke-Heist to Skoczow | 687.19 mi (1,105.92 km) |
| Knokke-Heist to Skwierzyna | 526.42 mi (847.19 km) |
| Knokke-Heist to Slawno | 595.12 mi (957.75 km) |
| Knokke-Heist to Slubice | 485.98 mi (782.11 km) |
| Knokke-Heist to Slupca | 625.11 mi (1,006.02 km) |
| Knokke-Heist to Slupsk | 610.80 mi (982.99 km) |
| Knokke-Heist to Sochaczew | 725.23 mi (1,167.15 km) |
| Knokke-Heist to Sokolka | 861.45 mi (1,386.37 km) |
| Knokke-Heist to Sokolow Podlaski | 809.93 mi (1,303.46 km) |
| Knokke-Heist to Solec Kujawski | 642.87 mi (1,034.60 km) |
| Knokke-Heist to Sopot | 670.53 mi (1,079.11 km) |
| Knokke-Heist to Sosnowiec | 694.29 mi (1,117.35 km) |
