| Cities | Distance |
|---|---|
| Opera to Oegstgeest | 516.94 mi (831.93 km) |
| Opera to Oirschot | 459.00 mi (738.69 km) |
| Opera to Oisterwijk | 466.03 mi (750.00 km) |
| Opera to Oldebroek | 510.82 mi (822.08 km) |
| Opera to Oldenzaal | 490.10 mi (788.75 km) |
| Opera to Ommen | 508.88 mi (818.96 km) |
| Opera to Oosterend | 545.25 mi (877.49 km) |
| Opera to Oosterhout | 476.11 mi (766.23 km) |
| Opera to Oosterwolde | 541.82 mi (871.97 km) |
| Opera to Oostzaan | 525.12 mi (845.10 km) |
| Opera to Opmeer | 540.97 mi (870.60 km) |
| Opera to Oss | 472.21 mi (759.95 km) |
| Opera to Oud-Beijerland | 495.74 mi (797.82 km) |
| Opera to Oudenbosch | 479.38 mi (771.50 km) |
| Opera to Oudewater | 499.18 mi (803.36 km) |