| Beaverton to Orbetello | 5,736.33 mi (9,231.73 km) |
| Beaverton to Oria | 6,012.76 mi (9,676.61 km) |
| Beaverton to Oristano | 5,815.37 mi (9,358.93 km) |
| Beaverton to Orta Nova | 5,915.89 mi (9,520.71 km) |
| Beaverton to Orte | 5,765.15 mi (9,278.12 km) |
| Beaverton to Ortona | 5,821.95 mi (9,369.52 km) |
| Beaverton to Orvieto | 5,742.70 mi (9,241.99 km) |
| Beaverton to Orzinuovi | 5,528.22 mi (8,896.81 km) |
| Beaverton to Osimo | 5,730.98 mi (9,223.12 km) |
| Beaverton to Ospitaletto | 5,522.61 mi (8,887.79 km) |
| Beaverton to Ostuni | 5,997.17 mi (9,651.52 km) |
| Beaverton to Ottaviano | 5,914.90 mi (9,519.12 km) |
| Beaverton to Ovada | 5,539.67 mi (8,915.24 km) |
| Beaverton to Ozieri | 5,786.94 mi (9,313.18 km) |
| Beaverton to Paceco | 6,038.20 mi (9,717.55 km) |
