| Wailuku to Orbetello | 7,992.00 mi (12,861.89 km) |
| Wailuku to Oria | 8,178.88 mi (13,162.64 km) |
| Wailuku to Oristano | 8,128.15 mi (13,080.99 km) |
| Wailuku to Orta Nova | 8,109.35 mi (13,050.73 km) |
| Wailuku to Orte | 8,003.17 mi (12,879.86 km) |
| Wailuku to Ortona | 8,029.40 mi (12,922.07 km) |
| Wailuku to Orvieto | 7,982.88 mi (12,847.20 km) |
| Wailuku to Orzinuovi | 7,778.31 mi (12,517.99 km) |
| Wailuku to Osimo | 7,944.29 mi (12,785.10 km) |
| Wailuku to Ospitaletto | 7,769.49 mi (12,503.78 km) |
| Wailuku to Ostuni | 8,162.58 mi (13,136.40 km) |
| Wailuku to Ottaviano | 8,132.28 mi (13,087.64 km) |
| Wailuku to Ovada | 7,813.59 mi (12,574.76 km) |
| Wailuku to Ozieri | 8,088.73 mi (13,017.55 km) |
| Wailuku to Paceco | 8,307.85 mi (13,370.18 km) |
