| Cities | Distance |
|---|---|
| Opera to Boppard | 343.34 mi (552.55 km) |
| Opera to Borgentreich | 427.23 mi (687.57 km) |
| Opera to Borgholzhausen | 465.94 mi (749.86 km) |
| Opera to Borken | 458.34 mi (737.62 km) |
| Opera to Borna | 423.85 mi (682.12 km) |
| Opera to Bornheim | 385.17 mi (619.87 km) |
| Opera to Bosel | 529.72 mi (852.50 km) |
| Opera to Bottrop | 437.10 mi (703.44 km) |
| Opera to Bovenden | 430.03 mi (692.07 km) |
| Opera to Brackenheim | 255.74 mi (411.58 km) |
| Opera to Brake | 550.27 mi (885.58 km) |
| Opera to Brakel | 437.60 mi (704.25 km) |
| Opera to Bramsche | 488.01 mi (785.38 km) |
| Opera to Brand | 396.51 mi (638.13 km) |
| Opera to Brand-Erbisdorf | 423.51 mi (681.58 km) |