| Kalmthout to Jihlava | 508.23 mi (817.91 km) |
| Kalmthout to Jindrichuv Hradec | 489.90 mi (788.41 km) |
| Kalmthout to Jirkov | 395.48 mi (636.47 km) |
| Kalmthout to Kadan | 389.84 mi (627.39 km) |
| Kalmthout to Karlovy Vary | 375.33 mi (604.04 km) |
| Kalmthout to Karvina | 625.04 mi (1,005.90 km) |
| Kalmthout to Kladno | 429.18 mi (690.70 km) |
| Kalmthout to Klasterec nad Ohri | 385.42 mi (620.28 km) |
| Kalmthout to Klatovy | 412.13 mi (663.25 km) |
| Kalmthout to Kolin | 478.46 mi (770.01 km) |
| Kalmthout to Koprivnice | 612.78 mi (986.18 km) |
| Kalmthout to Kralupy nad Vltavou | 436.64 mi (702.70 km) |
| Kalmthout to Kraluv Dvur | 430.21 mi (692.36 km) |
| Kalmthout to Krnov | 584.63 mi (940.87 km) |
| Kalmthout to Kromeriz | 587.06 mi (944.78 km) |
