| Milford Haven to Nasaud | 1,346.59 mi (2,167.13 km) |
| Milford Haven to Navodari | 1,620.46 mi (2,607.88 km) |
| Milford Haven to Negresti-Oas | 1,288.51 mi (2,073.65 km) |
| Milford Haven to Nehoiu | 1,486.93 mi (2,392.98 km) |
| Milford Haven to Ocna Mures | 1,349.53 mi (2,171.86 km) |
| Milford Haven to Odobesti | 1,506.04 mi (2,423.74 km) |
| Milford Haven to Odorheiu Secuiesc | 1,413.45 mi (2,274.73 km) |
| Milford Haven to Oltenita | 1,544.62 mi (2,485.83 km) |
| Milford Haven to Onesti | 1,477.90 mi (2,378.45 km) |
| Milford Haven to Oradea | 1,246.36 mi (2,005.82 km) |
| Milford Haven to Orastie | 1,338.42 mi (2,153.98 km) |
| Milford Haven to Oravita | 1,301.46 mi (2,094.50 km) |
| Milford Haven to Orsova | 1,342.49 mi (2,160.53 km) |
| Milford Haven to Otelu Rosu | 1,313.33 mi (2,113.61 km) |
| Milford Haven to Otopeni | 1,504.18 mi (2,420.74 km) |
