| East Honolulu to Orbetello | 7,976.76 mi (12,837.35 km) |
| East Honolulu to Oria | 8,156.55 mi (13,126.70 km) |
| East Honolulu to Oristano | 8,116.94 mi (13,062.95 km) |
| East Honolulu to Orta Nova | 8,089.16 mi (13,018.24 km) |
| East Honolulu to Orte | 7,986.57 mi (12,853.15 km) |
| East Honolulu to Ortona | 8,010.51 mi (12,891.68 km) |
| East Honolulu to Orvieto | 7,966.52 mi (12,820.87 km) |
| East Honolulu to Orzinuovi | 7,763.46 mi (12,494.09 km) |
| East Honolulu to Osimo | 7,926.16 mi (12,755.92 km) |
| East Honolulu to Ospitaletto | 7,754.43 mi (12,479.56 km) |
| East Honolulu to Ostuni | 8,140.27 mi (13,100.50 km) |
| East Honolulu to Ottaviano | 8,113.67 mi (13,057.69 km) |
| East Honolulu to Ovada | 7,800.40 mi (12,553.52 km) |
| East Honolulu to Ozieri | 8,076.74 mi (12,998.25 km) |
| East Honolulu to Paceco | 8,292.43 mi (13,345.38 km) |
