| Waltham Abbey to Nasaud | 1,130.99 mi (1,820.15 km) |
| Waltham Abbey to Navodari | 1,406.08 mi (2,262.87 km) |
| Waltham Abbey to Negresti-Oas | 1,072.74 mi (1,726.41 km) |
| Waltham Abbey to Nehoiu | 1,272.45 mi (2,047.82 km) |
| Waltham Abbey to Ocna Mures | 1,134.90 mi (1,826.45 km) |
| Waltham Abbey to Odobesti | 1,290.88 mi (2,077.48 km) |
| Waltham Abbey to Odorheiu Secuiesc | 1,198.37 mi (1,928.59 km) |
| Waltham Abbey to Oltenita | 1,331.62 mi (2,143.04 km) |
| Waltham Abbey to Onesti | 1,262.46 mi (2,031.73 km) |
| Waltham Abbey to Oradea | 1,031.70 mi (1,660.35 km) |
| Waltham Abbey to Orastie | 1,124.89 mi (1,810.34 km) |
| Waltham Abbey to Oravita | 1,090.77 mi (1,755.43 km) |
| Waltham Abbey to Orsova | 1,131.81 mi (1,821.48 km) |
| Waltham Abbey to Otelu Rosu | 1,101.00 mi (1,771.88 km) |
| Waltham Abbey to Otopeni | 1,290.86 mi (2,077.45 km) |
