| Cities | Distance |
|---|---|
| Nikaia to Navodari | 509.57 mi (820.07 km) |
| Nikaia to Negresti-Oas | 684.29 mi (1,101.26 km) |
| Nikaia to Nehoiu | 528.57 mi (850.65 km) |
| Nikaia to Ocna Mures | 582.11 mi (936.81 km) |
| Nikaia to Odobesti | 567.00 mi (912.49 km) |
| Nikaia to Odorheiu Secuiesc | 583.00 mi (938.24 km) |
| Nikaia to Oltenita | 450.81 mi (725.51 km) |
| Nikaia to Onesti | 594.90 mi (957.40 km) |
| Nikaia to Oradea | 635.10 mi (1,022.09 km) |
| Nikaia to Orastie | 545.14 mi (877.31 km) |
| Nikaia to Oravita | 498.98 mi (803.03 km) |
| Nikaia to Orsova | 471.35 mi (758.56 km) |
| Nikaia to Otelu Rosu | 525.92 mi (846.39 km) |
| Nikaia to Otopeni | 472.08 mi (759.74 km) |
| Nikaia to Ovidiu | 505.17 mi (813.00 km) |