| Cities | Distance |
|---|---|
| Opera to Ratingen | 422.95 mi (680.67 km) |
| Opera to Ratzeburg | 578.69 mi (931.31 km) |
| Opera to Raubling | 215.41 mi (346.67 km) |
| Opera to Rauenberg | 269.46 mi (433.66 km) |
| Opera to Raunheim | 322.11 mi (518.39 km) |
| Opera to Ravensburg | 166.87 mi (268.54 km) |
| Opera to Recke | 487.48 mi (784.52 km) |
| Opera to Recklinghausen | 438.66 mi (705.95 km) |
| Opera to Regen | 308.35 mi (496.25 km) |
| Opera to Regensburg | 284.79 mi (458.32 km) |
| Opera to Regenstauf | 292.23 mi (470.30 km) |
| Opera to Rehau | 360.41 mi (580.03 km) |
| Opera to Rehburg-Loccum | 488.32 mi (785.87 km) |
| Opera to Rehlingen-Siersburg | 299.83 mi (482.53 km) |
| Opera to Reichelsheim | 299.80 mi (482.48 km) |