| Duiven to Navodari | 1,160.39 mi (1,867.47 km) |
| Duiven to Negresti-Oas | 821.14 mi (1,321.50 km) |
| Duiven to Nehoiu | 1,026.79 mi (1,652.47 km) |
| Duiven to Ocna Mures | 889.13 mi (1,430.91 km) |
| Duiven to Odobesti | 1,042.36 mi (1,677.51 km) |
| Duiven to Odorheiu Secuiesc | 950.43 mi (1,529.56 km) |
| Duiven to Oltenita | 1,090.76 mi (1,755.41 km) |
| Duiven to Onesti | 1,012.58 mi (1,629.59 km) |
| Duiven to Oradea | 786.23 mi (1,265.32 km) |
| Duiven to Orastie | 883.27 mi (1,421.49 km) |
| Duiven to Oravita | 858.32 mi (1,381.34 km) |
| Duiven to Orsova | 899.02 mi (1,446.84 km) |
| Duiven to Otelu Rosu | 863.47 mi (1,389.62 km) |
| Duiven to Otopeni | 1,049.17 mi (1,688.48 km) |
| Duiven to Ovidiu | 1,160.27 mi (1,867.27 km) |
