| Sint-Niklaas to Kamenz | 431.07 mi (693.74 km) |
| Sint-Niklaas to Kamp-Lintfort | 106.13 mi (170.80 km) |
| Sint-Niklaas to Kandel | 230.53 mi (371.01 km) |
| Sint-Niklaas to Kappeln | 341.34 mi (549.33 km) |
| Sint-Niklaas to Karben | 212.82 mi (342.50 km) |
| Sint-Niklaas to Karlsdorf-Neuthard | 240.37 mi (386.83 km) |
| Sint-Niklaas to Karlsfeld | 385.71 mi (620.75 km) |
| Sint-Niklaas to Karlsruhe | 240.90 mi (387.69 km) |
| Sint-Niklaas to Kassel | 232.22 mi (373.73 km) |
| Sint-Niklaas to Kaufbeuren | 368.93 mi (593.73 km) |
| Sint-Niklaas to Kaufering | 369.44 mi (594.56 km) |
| Sint-Niklaas to Kaufungen | 237.43 mi (382.11 km) |
| Sint-Niklaas to Kehl | 243.21 mi (391.41 km) |
| Sint-Niklaas to Kelheim | 376.49 mi (605.90 km) |
| Sint-Niklaas to Kelkheim (Taunus) | 201.97 mi (325.04 km) |
