| Enid to Orbetello | 5,395.71 mi (8,683.55 km) |
| Enid to Oria | 5,734.43 mi (9,228.67 km) |
| Enid to Oristano | 5,397.82 mi (8,686.95 km) |
| Enid to Orta Nova | 5,621.60 mi (9,047.09 km) |
| Enid to Orte | 5,441.08 mi (8,756.57 km) |
| Enid to Ortona | 5,524.41 mi (8,890.68 km) |
| Enid to Orvieto | 5,418.91 mi (8,720.89 km) |
| Enid to Orzinuovi | 5,218.88 mi (8,398.97 km) |
| Enid to Osimo | 5,438.29 mi (8,752.08 km) |
| Enid to Ospitaletto | 5,217.68 mi (8,397.04 km) |
| Enid to Ostuni | 5,721.53 mi (9,207.91 km) |
| Enid to Ottaviano | 5,595.39 mi (9,004.91 km) |
| Enid to Ovada | 5,200.85 mi (8,369.95 km) |
| Enid to Ozieri | 5,386.05 mi (8,668.01 km) |
| Enid to Paceco | 5,646.60 mi (9,087.33 km) |
