| Cities | Distance |
|---|---|
| Opera to Blumberg | 172.75 mi (278.01 km) |
| Opera to Bobenheim-Roxheim | 292.96 mi (471.48 km) |
| Opera to Bobingen | 213.09 mi (342.93 km) |
| Opera to Boblingen | 228.36 mi (367.52 km) |
| Opera to Bocholt | 461.13 mi (742.12 km) |
| Opera to Bochum | 431.20 mi (693.94 km) |
| Opera to Bockenem | 459.87 mi (740.08 km) |
| Opera to Bockhorn | 556.50 mi (895.60 km) |
| Opera to Bogen | 293.42 mi (472.21 km) |
| Opera to Bohl-Iggelheim | 278.80 mi (448.69 km) |
| Opera to Bohmte | 484.23 mi (779.29 km) |
| Opera to Boizenburg | 555.68 mi (894.28 km) |
| Opera to Bonen | 434.57 mi (699.37 km) |
| Opera to Bonn | 382.31 mi (615.27 km) |
| Opera to Bopfingen | 245.86 mi (395.67 km) |