| Cities | Distance |
|---|---|
| Opera to Nowy Sacz | 609.81 mi (981.40 km) |
| Opera to Nowy Targ | 577.56 mi (929.49 km) |
| Opera to Nowy Tomysl | 572.47 mi (921.29 km) |
| Opera to Nysa | 514.06 mi (827.30 km) |
| Opera to Oborniki | 608.11 mi (978.66 km) |
| Opera to Oborniki Slaskie | 539.42 mi (868.11 km) |
| Opera to Olawa | 534.05 mi (859.47 km) |
| Opera to Olecko | 839.68 mi (1,351.34 km) |
| Opera to Olesnica | 549.32 mi (884.04 km) |
| Opera to Olesno | 568.43 mi (914.80 km) |
| Opera to Olkusz | 586.44 mi (943.78 km) |
| Opera to Olsztyn | 766.91 mi (1,234.22 km) |
| Opera to Opalenica | 579.02 mi (931.84 km) |
| Opera to Opoczno | 654.23 mi (1,052.88 km) |
| Opera to Opole | 542.94 mi (873.78 km) |