| Eiras to Navodari | 1,897.70 mi (3,054.06 km) |
| Eiras to Negresti-Oas | 1,653.20 mi (2,660.57 km) |
| Eiras to Nehoiu | 1,781.28 mi (2,866.69 km) |
| Eiras to Ocna Mures | 1,664.92 mi (2,679.43 km) |
| Eiras to Odobesti | 1,817.70 mi (2,925.30 km) |
| Eiras to Odorheiu Secuiesc | 1,733.39 mi (2,789.63 km) |
| Eiras to Oltenita | 1,801.24 mi (2,898.82 km) |
| Eiras to Onesti | 1,803.37 mi (2,902.25 km) |
| Eiras to Oradea | 1,577.21 mi (2,538.28 km) |
| Eiras to Orastie | 1,631.59 mi (2,625.79 km) |
| Eiras to Oravita | 1,556.27 mi (2,504.57 km) |
| Eiras to Orsova | 1,590.69 mi (2,559.97 km) |
| Eiras to Otelu Rosu | 1,589.81 mi (2,558.55 km) |
| Eiras to Otopeni | 1,771.50 mi (2,850.95 km) |
| Eiras to Ovidiu | 1,895.36 mi (3,050.28 km) |
