| Cities | Distance |
|---|---|
| Opera to Mombris | 323.60 mi (520.78 km) |
| Opera to Monchengladbach | 421.69 mi (678.65 km) |
| Opera to Monschau | 382.91 mi (616.24 km) |
| Opera to Montabaur | 355.08 mi (571.45 km) |
| Opera to Moosburg | 248.60 mi (400.08 km) |
| Opera to Morbach | 321.53 mi (517.45 km) |
| Opera to Morfelden-Walldorf | 320.34 mi (515.53 km) |
| Opera to Morlenbach | 292.13 mi (470.15 km) |
| Opera to Morsbach | 385.11 mi (619.77 km) |
| Opera to Mosbach | 274.24 mi (441.35 km) |
| Opera to Mosigkau | 466.37 mi (750.54 km) |
| Opera to Mossingen | 209.01 mi (336.37 km) |
| Opera to Much | 391.35 mi (629.82 km) |
| Opera to Mucheln | 425.60 mi (684.94 km) |
| Opera to Muhlacker | 247.07 mi (397.62 km) |