| Bremerhaven to Navodari | 1,104.29 mi (1,777.18 km) |
| Bremerhaven to Negresti-Oas | 756.56 mi (1,217.57 km) |
| Bremerhaven to Nehoiu | 972.60 mi (1,565.24 km) |
| Bremerhaven to Ocna Mures | 837.19 mi (1,347.32 km) |
| Bremerhaven to Odobesti | 981.72 mi (1,579.93 km) |
| Bremerhaven to Odorheiu Secuiesc | 892.57 mi (1,436.46 km) |
| Bremerhaven to Oltenita | 1,044.69 mi (1,681.27 km) |
| Bremerhaven to Onesti | 949.16 mi (1,527.52 km) |
| Bremerhaven to Oradea | 737.41 mi (1,186.75 km) |
| Bremerhaven to Orastie | 839.67 mi (1,351.32 km) |
| Bremerhaven to Oravita | 830.74 mi (1,336.95 km) |
| Bremerhaven to Orsova | 869.88 mi (1,399.93 km) |
| Bremerhaven to Otelu Rosu | 827.59 mi (1,331.87 km) |
| Bremerhaven to Otopeni | 1,002.26 mi (1,612.98 km) |
| Bremerhaven to Ovidiu | 1,104.73 mi (1,777.89 km) |
