| Halawa to Orangevale (California) | 2,476.48 mi (3,985.50 km) |
| Halawa to Orchards (Washington) | 2,605.46 mi (4,193.08 km) |
| Halawa to Orcutt (California) | 2,449.90 mi (3,942.73 km) |
| Halawa to Oregon (Ohio) | 4,466.05 mi (7,187.42 km) |
| Halawa to Oregon (Wisconsin) | 4,155.62 mi (6,687.82 km) |
| Halawa to Oregon City (Oregon) | 2,591.56 mi (4,170.70 km) |
| Halawa to Orem (Utah) | 2,995.41 mi (4,820.64 km) |
| Halawa to Orinda (California) | 2,409.79 mi (3,878.18 km) |
| Halawa to Orland Park (Illinois) | 4,238.62 mi (6,821.39 km) |
| Halawa to Orlando (Florida) | 4,744.64 mi (7,635.76 km) |
| Halawa to Ormond Beach (Florida) | 4,745.37 mi (7,636.94 km) |
| Halawa to Oro Valley (Arizona) | 2,966.75 mi (4,774.52 km) |
| Halawa to Oroville (California) | 2,477.20 mi (3,986.66 km) |
| Halawa to Oshkosh (Wisconsin) | 4,194.07 mi (6,749.71 km) |
| Halawa to Oskaloosa (Iowa) | 3,992.41 mi (6,425.16 km) |
