| Laarne to Navodari | 1,234.21 mi (1,986.26 km) |
| Laarne to Negresti-Oas | 902.90 mi (1,453.08 km) |
| Laarne to Nehoiu | 1,100.63 mi (1,771.30 km) |
| Laarne to Ocna Mures | 963.18 mi (1,550.09 km) |
| Laarne to Odobesti | 1,119.68 mi (1,801.96 km) |
| Laarne to Odorheiu Secuiesc | 1,027.08 mi (1,652.92 km) |
| Laarne to Oltenita | 1,159.29 mi (1,865.70 km) |
| Laarne to Onesti | 1,091.70 mi (1,756.93 km) |
| Laarne to Oradea | 860.00 mi (1,384.03 km) |
| Laarne to Orastie | 952.65 mi (1,533.15 km) |
| Laarne to Oravita | 918.55 mi (1,478.27 km) |
| Laarne to Orsova | 959.59 mi (1,544.30 km) |
| Laarne to Otelu Rosu | 928.61 mi (1,494.46 km) |
| Laarne to Otopeni | 1,118.58 mi (1,800.19 km) |
| Laarne to Ovidiu | 1,233.75 mi (1,985.54 km) |
