| Cities | Distance |
|---|---|
| Opera to Beyne-Heusay | 397.30 mi (639.39 km) |
| Opera to Bierbeek | 428.70 mi (689.92 km) |
| Opera to Bilzen | 415.39 mi (668.50 km) |
| Opera to Binche | 417.97 mi (672.66 km) |
| Opera to Bissegem | 466.13 mi (750.16 km) |
| Opera to Blankenberge | 495.20 mi (796.95 km) |
| Opera to Blegny | 398.85 mi (641.88 km) |
| Opera to Bocholt | 433.40 mi (697.49 km) |
| Opera to Boechout | 453.81 mi (730.34 km) |
| Opera to Bonheiden | 445.76 mi (717.39 km) |
| Opera to Boom | 452.45 mi (728.15 km) |
| Opera to Boortmeerbeek | 442.05 mi (711.41 km) |
| Opera to Borgerhout | 458.42 mi (737.76 km) |
| Opera to Borgloon | 414.75 mi (667.47 km) |
| Opera to Bornem | 456.48 mi (734.63 km) |