| Brussels to Kobarid | 527.65 mi (849.17 km) |
| Brussels to Kobilje | 618.28 mi (995.02 km) |
| Brussels to Kocevje | 601.55 mi (968.10 km) |
| Brussels to Komen | 553.52 mi (890.80 km) |
| Brussels to Komenda | 564.91 mi (909.13 km) |
| Brussels to Koper | 565.43 mi (909.98 km) |
| Brussels to Kostanjevica na Krki | 613.73 mi (987.70 km) |
| Brussels to Kostel | 609.46 mi (980.83 km) |
| Brussels to Kozje | 609.25 mi (980.49 km) |
| Brussels to Kranj | 557.34 mi (896.95 km) |
| Brussels to Kranjska Gora | 524.86 mi (844.69 km) |
| Brussels to Krizevci | 612.57 mi (985.84 km) |
| Brussels to Krsko | 611.54 mi (984.17 km) |
| Brussels to Kuzma | 600.28 mi (966.05 km) |
| Brussels to Lasko | 593.56 mi (955.25 km) |
