| Aarhus to Navodari | 1,146.39 mi (1,844.94 km) |
| Aarhus to Negresti-Oas | 799.70 mi (1,286.99 km) |
| Aarhus to Nehoiu | 1,020.85 mi (1,642.90 km) |
| Aarhus to Ocna Mures | 893.16 mi (1,437.39 km) |
| Aarhus to Odobesti | 1,021.23 mi (1,643.52 km) |
| Aarhus to Odorheiu Secuiesc | 938.79 mi (1,510.84 km) |
| Aarhus to Oltenita | 1,101.14 mi (1,772.11 km) |
| Aarhus to Onesti | 985.96 mi (1,586.75 km) |
| Aarhus to Oradea | 801.78 mi (1,290.33 km) |
| Aarhus to Orastie | 905.81 mi (1,457.76 km) |
| Aarhus to Oravita | 915.64 mi (1,473.58 km) |
| Aarhus to Orsova | 951.63 mi (1,531.50 km) |
| Aarhus to Otelu Rosu | 903.28 mi (1,453.68 km) |
| Aarhus to Otopeni | 1,058.84 mi (1,704.04 km) |
| Aarhus to Ovidiu | 1,147.56 mi (1,846.81 km) |
