| Biarritz to Navodari | 1,494.80 mi (2,405.64 km) |
| Biarritz to Negresti-Oas | 1,237.75 mi (1,991.97 km) |
| Biarritz to Nehoiu | 1,374.33 mi (2,211.78 km) |
| Biarritz to Ocna Mures | 1,253.90 mi (2,017.95 km) |
| Biarritz to Odobesti | 1,408.97 mi (2,267.52 km) |
| Biarritz to Odorheiu Secuiesc | 1,322.70 mi (2,128.69 km) |
| Biarritz to Oltenita | 1,400.26 mi (2,253.50 km) |
| Biarritz to Onesti | 1,392.86 mi (2,241.59 km) |
| Biarritz to Oradea | 1,163.61 mi (1,872.66 km) |
| Biarritz to Orastie | 1,222.69 mi (1,967.73 km) |
| Biarritz to Oravita | 1,151.30 mi (1,852.84 km) |
| Biarritz to Orsova | 1,187.40 mi (1,910.93 km) |
| Biarritz to Otelu Rosu | 1,182.40 mi (1,902.89 km) |
| Biarritz to Otopeni | 1,368.34 mi (2,202.13 km) |
| Biarritz to Ovidiu | 1,492.71 mi (2,402.29 km) |
