| Cities | Distance |
|---|---|
| Opera to Juprelle | 405.75 mi (652.99 km) |
| Opera to Jurbise | 431.47 mi (694.38 km) |
| Opera to Kalmthout | 468.13 mi (753.38 km) |
| Opera to Kampenhout | 439.94 mi (708.02 km) |
| Opera to Kapelle-op-den-Bos | 448.53 mi (721.84 km) |
| Opera to Kapellen | 464.85 mi (748.11 km) |
| Opera to Kasterlee | 450.08 mi (724.33 km) |
| Opera to Keerbergen | 441.81 mi (711.02 km) |
| Opera to Kinrooi | 428.88 mi (690.22 km) |
| Opera to Knokke-Heist | 493.17 mi (793.67 km) |
| Opera to Koekelare | 487.34 mi (784.30 km) |
| Opera to Koekelberg | 440.53 mi (708.96 km) |
| Opera to Koksijde | 496.89 mi (799.67 km) |
| Opera to Kontich | 453.55 mi (729.92 km) |
| Opera to Kortemark | 482.25 mi (776.11 km) |