| Perth to Nasaud | 1,332.04 mi (2,143.71 km) |
| Perth to Navodari | 1,618.94 mi (2,605.43 km) |
| Perth to Negresti-Oas | 1,271.02 mi (2,045.50 km) |
| Perth to Nehoiu | 1,487.18 mi (2,393.38 km) |
| Perth to Ocna Mures | 1,351.47 mi (2,174.98 km) |
| Perth to Odobesti | 1,496.25 mi (2,407.98 km) |
| Perth to Odorheiu Secuiesc | 1,407.22 mi (2,264.71 km) |
| Perth to Oltenita | 1,558.43 mi (2,508.05 km) |
| Perth to Onesti | 1,463.46 mi (2,355.21 km) |
| Perth to Oradea | 1,251.04 mi (2,013.35 km) |
| Perth to Orastie | 1,352.49 mi (2,176.62 km) |
| Perth to Oravita | 1,337.81 mi (2,152.99 km) |
| Perth to Orsova | 1,377.81 mi (2,217.37 km) |
| Perth to Otelu Rosu | 1,338.07 mi (2,153.41 km) |
| Perth to Otopeni | 1,516.08 mi (2,439.90 km) |
