| Oneonta to Nasaud | 4,530.52 mi (7,291.16 km) |
| Oneonta to Navodari | 4,816.46 mi (7,751.34 km) |
| Oneonta to Negresti-Oas | 4,469.61 mi (7,193.15 km) |
| Oneonta to Nehoiu | 4,683.81 mi (7,537.86 km) |
| Oneonta to Ocna Mures | 4,546.97 mi (7,317.64 km) |
| Oneonta to Odobesti | 4,694.65 mi (7,555.32 km) |
| Oneonta to Odorheiu Secuiesc | 4,604.80 mi (7,410.72 km) |
| Oneonta to Oltenita | 4,751.44 mi (7,646.70 km) |
| Oneonta to Onesti | 4,662.25 mi (7,503.17 km) |
| Oneonta to Oradea | 4,445.07 mi (7,153.65 km) |
| Oneonta to Orastie | 4,544.08 mi (7,312.99 km) |
| Oneonta to Oravita | 4,518.41 mi (7,271.68 km) |
| Oneonta to Orsova | 4,559.33 mi (7,337.53 km) |
| Oneonta to Otelu Rosu | 4,524.93 mi (7,282.17 km) |
| Oneonta to Otopeni | 4,709.52 mi (7,579.25 km) |
