| Sint-Niklaas to Jihlava | 519.76 mi (836.48 km) |
| Sint-Niklaas to Jindrichuv Hradec | 500.53 mi (805.53 km) |
| Sint-Niklaas to Jirkov | 408.79 mi (657.88 km) |
| Sint-Niklaas to Kadan | 402.75 mi (648.16 km) |
| Sint-Niklaas to Karlovy Vary | 387.65 mi (623.86 km) |
| Sint-Niklaas to Karvina | 638.54 mi (1,027.63 km) |
| Sint-Niklaas to Kladno | 441.81 mi (711.03 km) |
| Sint-Niklaas to Klasterec nad Ohri | 398.31 mi (641.02 km) |
| Sint-Niklaas to Klatovy | 422.29 mi (679.61 km) |
| Sint-Niklaas to Kolin | 491.24 mi (790.57 km) |
| Sint-Niklaas to Koprivnice | 625.73 mi (1,007.02 km) |
| Sint-Niklaas to Kralupy nad Vltavou | 449.58 mi (723.54 km) |
| Sint-Niklaas to Kraluv Dvur | 442.30 mi (711.82 km) |
| Sint-Niklaas to Krnov | 598.31 mi (962.89 km) |
| Sint-Niklaas to Kromeriz | 599.19 mi (964.31 km) |
