| Zaventem to Koscielisko | 691.07 mi (1,112.16 km) |
| Zaventem to Koscierzyna | 609.64 mi (981.13 km) |
| Zaventem to Kostrzyn | 556.06 mi (894.90 km) |
| Zaventem to Kostrzyn nad Odra | 451.63 mi (726.83 km) |
| Zaventem to Koszalin | 542.20 mi (872.58 km) |
| Zaventem to Kowary | 495.52 mi (797.46 km) |
| Zaventem to Kozienice | 739.68 mi (1,190.40 km) |
| Zaventem to Kozuchow | 484.02 mi (778.95 km) |
| Zaventem to Kozy | 649.73 mi (1,045.64 km) |
| Zaventem to Krakow | 681.41 mi (1,096.63 km) |
| Zaventem to Krapkowice | 590.98 mi (951.09 km) |
| Zaventem to Krasnik | 771.60 mi (1,241.77 km) |
| Zaventem to Krasnystaw | 812.84 mi (1,308.14 km) |
| Zaventem to Krosno | 765.77 mi (1,232.39 km) |
| Zaventem to Krosno Odrzanskie | 464.18 mi (747.02 km) |
