| Kapfenberg to Navodari | 675.11 mi (1,086.48 km) |
| Kapfenberg to Negresti-Oas | 379.59 mi (610.89 km) |
| Kapfenberg to Nehoiu | 543.81 mi (875.18 km) |
| Kapfenberg to Ocna Mures | 410.73 mi (661.00 km) |
| Kapfenberg to Odobesti | 570.30 mi (917.81 km) |
| Kapfenberg to Odorheiu Secuiesc | 478.88 mi (770.69 km) |
| Kapfenberg to Oltenita | 593.27 mi (954.77 km) |
| Kapfenberg to Onesti | 548.05 mi (882.01 km) |
| Kapfenberg to Oradea | 311.93 mi (502.01 km) |
| Kapfenberg to Orastie | 390.77 mi (628.88 km) |
| Kapfenberg to Oravita | 347.54 mi (559.32 km) |
| Kapfenberg to Orsova | 388.58 mi (625.36 km) |
| Kapfenberg to Otelu Rosu | 361.16 mi (581.23 km) |
| Kapfenberg to Otopeni | 554.07 mi (891.68 km) |
| Kapfenberg to Ovidiu | 674.09 mi (1,084.85 km) |
