| Cities | Distance |
|---|---|
| Opera to Borgosatollo | 50.03 mi (80.52 km) |
| Opera to Borgosesia | 51.41 mi (82.74 km) |
| Opera to Boscoreale | 415.01 mi (667.90 km) |
| Opera to Boscotrecase | 413.58 mi (665.58 km) |
| Opera to Botticino Sera | 50.35 mi (81.02 km) |
| Opera to Bovalino Marina | 614.33 mi (988.67 km) |
| Opera to Boves | 109.20 mi (175.75 km) |
| Opera to Boville Ernica | 334.38 mi (538.14 km) |
| Opera to Bovisio Masciago | 16.45 mi (26.47 km) |
| Opera to Bovolone | 93.57 mi (150.59 km) |
| Opera to Bra | 81.74 mi (131.54 km) |
| Opera to Bracciano | 270.86 mi (435.91 km) |
| Opera to Brandizzo | 68.53 mi (110.29 km) |
| Opera to Breganze | 115.80 mi (186.37 km) |
| Opera to Brembate | 22.02 mi (35.43 km) |