| Halawa to Odessa (Texas) | 3,471.42 mi (5,586.71 km) |
| Halawa to Ogden (Utah) | 2,995.29 mi (4,820.46 km) |
| Halawa to Oildale (California) | 2,534.88 mi (4,079.50 km) |
| Halawa to Ojus (Florida) | 4,857.39 mi (7,817.21 km) |
| Halawa to Okemos (Michigan) | 4,408.21 mi (7,094.32 km) |
| Halawa to Oklahoma City (Oklahoma) | 3,739.56 mi (6,018.23 km) |
| Halawa to Okmulgee (Oklahoma) | 3,823.75 mi (6,153.73 km) |
| Halawa to Olathe (Kansas) | 3,880.77 mi (6,245.50 km) |
| Halawa to Old Jamestown (Missouri) | 4,124.62 mi (6,637.93 km) |
| Halawa to Oldsmar (Florida) | 4,672.50 mi (7,519.66 km) |
| Halawa to Olean (New York) | 4,716.38 mi (7,590.28 km) |
| Halawa to Olive Branch (Mississippi) | 4,173.63 mi (6,716.81 km) |
| Halawa to Olivehurst (California) | 2,467.96 mi (3,971.80 km) |
| Halawa to Olney (Maryland) | 4,824.08 mi (7,763.60 km) |
| Halawa to Olympia (Washington) | 2,635.74 mi (4,241.81 km) |
