| Zaventem to Kalisz | 590.06 mi (949.61 km) |
| Zaventem to Kamien Pomorski | 483.13 mi (777.53 km) |
| Zaventem to Kamienna Gora | 504.27 mi (811.55 km) |
| Zaventem to Karczew | 725.24 mi (1,167.15 km) |
| Zaventem to Kartuzy | 622.28 mi (1,001.46 km) |
| Zaventem to Katowice | 638.82 mi (1,028.08 km) |
| Zaventem to Kedzierzyn-Kozle | 602.32 mi (969.35 km) |
| Zaventem to Kepno | 586.49 mi (943.87 km) |
| Zaventem to Ketrzyn | 743.26 mi (1,196.16 km) |
| Zaventem to Kety | 652.17 mi (1,049.56 km) |
| Zaventem to Kielce | 703.38 mi (1,131.98 km) |
| Zaventem to Kielczow | 552.18 mi (888.65 km) |
| Zaventem to Klobuck | 629.38 mi (1,012.89 km) |
| Zaventem to Klodzko | 533.94 mi (859.29 km) |
| Zaventem to Kluczbork | 597.91 mi (962.24 km) |
