| Fort Thomas to Kinston (North Carolina) | 459.85 mi (740.05 km) |
| Fort Thomas to Kirkland (Washington) | 1,964.88 mi (3,162.16 km) |
| Fort Thomas to Kirksville (Missouri) | 438.91 mi (706.36 km) |
| Fort Thomas to Kirkwood (Missouri) | 323.06 mi (519.91 km) |
| Fort Thomas to Kiryas Joel (New York) | 564.33 mi (908.20 km) |
| Fort Thomas to Kissimmee (Florida) | 764.58 mi (1,230.47 km) |
| Fort Thomas to Klamath Falls (Oregon) | 1,952.84 mi (3,142.79 km) |
| Fort Thomas to Knightdale (North Carolina) | 397.83 mi (640.25 km) |
| Fort Thomas to Knik-Fairview (Alaska) | 3,095.58 mi (4,981.85 km) |
| Fort Thomas to Knoxville (Tennessee) | 216.70 mi (348.74 km) |
| Fort Thomas to Kokomo (Indiana) | 130.62 mi (210.22 km) |
| Fort Thomas to Kuna (Idaho) | 1,675.45 mi (2,696.38 km) |
| Fort Thomas to Kyle (Texas) | 987.39 mi (1,589.05 km) |
| Fort Thomas to La Cañada Flintridge (California) | 1,889.76 mi (3,041.28 km) |
| Fort Thomas to La Crescenta-Montrose (California) | 1,891.11 mi (3,043.45 km) |
