| Cities | Distance |
|---|---|
| Bilbao to Orbetello | 717.45 mi (1,154.62 km) |
| Bilbao to Oria | 1,071.71 mi (1,724.74 km) |
| Bilbao to Oristano | 637.91 mi (1,026.62 km) |
| Bilbao to Orta Nova | 959.61 mi (1,544.35 km) |
| Bilbao to Orte | 776.26 mi (1,249.27 km) |
| Bilbao to Ortona | 878.84 mi (1,414.35 km) |
| Bilbao to Orvieto | 759.73 mi (1,222.66 km) |
| Bilbao to Orzinuovi | 651.71 mi (1,048.82 km) |
| Bilbao to Osimo | 822.87 mi (1,324.28 km) |
| Bilbao to Ospitaletto | 660.07 mi (1,062.29 km) |
| Bilbao to Ostuni | 1,064.59 mi (1,713.29 km) |
| Bilbao to Ottaviano | 906.35 mi (1,458.62 km) |
| Bilbao to Ovada | 582.90 mi (938.09 km) |
| Bilbao to Ozieri | 639.70 mi (1,029.49 km) |
| Bilbao to Paceco | 887.76 mi (1,428.71 km) |