| Caen to Navodari | 1,403.20 mi (2,258.23 km) |
| Caen to Negresti-Oas | 1,088.07 mi (1,751.08 km) |
| Caen to Nehoiu | 1,271.29 mi (2,045.94 km) |
| Caen to Ocna Mures | 1,136.20 mi (1,828.53 km) |
| Caen to Odobesti | 1,295.43 mi (2,084.80 km) |
| Caen to Odorheiu Secuiesc | 1,203.00 mi (1,936.04 km) |
| Caen to Oltenita | 1,320.87 mi (2,125.74 km) |
| Caen to Onesti | 1,270.51 mi (2,044.70 km) |
| Caen to Oradea | 1,034.46 mi (1,664.81 km) |
| Caen to Orastie | 1,118.86 mi (1,800.63 km) |
| Caen to Oravita | 1,071.54 mi (1,724.48 km) |
| Caen to Orsova | 1,112.16 mi (1,789.85 km) |
| Caen to Otelu Rosu | 1,088.89 mi (1,752.40 km) |
| Caen to Otopeni | 1,282.13 mi (2,063.39 km) |
| Caen to Ovidiu | 1,402.24 mi (2,256.69 km) |
