| Kennewick to Odessa (Texas) | 1,333.88 mi (2,146.67 km) |
| Kennewick to Ogden (Utah) | 497.00 mi (799.84 km) |
| Kennewick to Oildale (California) | 744.07 mi (1,197.46 km) |
| Kennewick to Ojus (Florida) | 2,551.00 mi (4,105.44 km) |
| Kennewick to Okemos (Michigan) | 1,717.29 mi (2,763.72 km) |
| Kennewick to Oklahoma City (Oklahoma) | 1,346.49 mi (2,166.97 km) |
| Kennewick to Okmulgee (Oklahoma) | 1,405.75 mi (2,262.34 km) |
| Kennewick to Olathe (Kansas) | 1,332.08 mi (2,143.77 km) |
| Kennewick to Old Jamestown (Missouri) | 1,546.35 mi (2,488.61 km) |
| Kennewick to Oldsmar (Florida) | 2,339.36 mi (3,764.83 km) |
| Kennewick to Olean (New York) | 2,017.47 mi (3,246.80 km) |
| Kennewick to Olive Branch (Mississippi) | 1,710.16 mi (2,752.24 km) |
| Kennewick to Olivehurst (California) | 506.46 mi (815.07 km) |
| Kennewick to Olney (Maryland) | 2,166.74 mi (3,487.03 km) |
| Kennewick to Olympia (Washington) | 186.02 mi (299.36 km) |
