| Sint-Pieters-Leeuw to Kalisz | 600.70 mi (966.73 km) |
| Sint-Pieters-Leeuw to Kamien Pomorski | 494.78 mi (796.28 km) |
| Sint-Pieters-Leeuw to Kamienna Gora | 514.20 mi (827.53 km) |
| Sint-Pieters-Leeuw to Karczew | 736.03 mi (1,184.53 km) |
| Sint-Pieters-Leeuw to Kartuzy | 633.87 mi (1,020.11 km) |
| Sint-Pieters-Leeuw to Katowice | 648.53 mi (1,043.71 km) |
| Sint-Pieters-Leeuw to Kedzierzyn-Kozle | 612.04 mi (984.98 km) |
| Sint-Pieters-Leeuw to Kepno | 596.85 mi (960.53 km) |
| Sint-Pieters-Leeuw to Ketrzyn | 754.71 mi (1,214.59 km) |
| Sint-Pieters-Leeuw to Kety | 661.64 mi (1,064.81 km) |
| Sint-Pieters-Leeuw to Kielce | 713.56 mi (1,148.37 km) |
| Sint-Pieters-Leeuw to Kielczow | 562.42 mi (905.13 km) |
| Sint-Pieters-Leeuw to Klobuck | 639.53 mi (1,029.22 km) |
| Sint-Pieters-Leeuw to Klodzko | 543.61 mi (874.86 km) |
| Sint-Pieters-Leeuw to Kluczbork | 608.07 mi (978.59 km) |
