| Scarborough to Orbetello | 973.60 mi (1,566.86 km) |
| Scarborough to Oria | 1,264.54 mi (2,035.07 km) |
| Scarborough to Oristano | 1,077.29 mi (1,733.74 km) |
| Scarborough to Orta Nova | 1,160.26 mi (1,867.26 km) |
| Scarborough to Orte | 1,002.25 mi (1,612.96 km) |
| Scarborough to Ortona | 1,064.09 mi (1,712.49 km) |
| Scarborough to Orvieto | 979.74 mi (1,576.73 km) |
| Scarborough to Orzinuovi | 765.35 mi (1,231.71 km) |
| Scarborough to Osimo | 973.31 mi (1,566.39 km) |
| Scarborough to Ospitaletto | 760.13 mi (1,223.31 km) |
| Scarborough to Ostuni | 1,249.87 mi (2,011.47 km) |
| Scarborough to Ottaviano | 1,153.39 mi (1,856.20 km) |
| Scarborough to Ovada | 778.72 mi (1,253.22 km) |
| Scarborough to Ozieri | 1,041.06 mi (1,675.43 km) |
| Scarborough to Paceco | 1,280.68 mi (2,061.05 km) |
