| Fort Thomas to Kaneohe (Hawaii) | 4,426.70 mi (7,124.08 km) |
| Fort Thomas to Kankakee (Illinois) | 228.12 mi (367.12 km) |
| Fort Thomas to Kannapolis (North Carolina) | 325.35 mi (523.59 km) |
| Fort Thomas to Kansas City (Kansas) | 551.58 mi (887.68 km) |
| Fort Thomas to Kansas City (Missouri) | 541.40 mi (871.29 km) |
| Fort Thomas to Kapaa (Hawaii) | 4,483.04 mi (7,214.76 km) |
| Fort Thomas to Kapolei (Hawaii) | 4,444.02 mi (7,151.97 km) |
| Fort Thomas to Katy (Texas) | 911.10 mi (1,466.28 km) |
| Fort Thomas to Kaukauna (Wisconsin) | 409.33 mi (658.76 km) |
| Fort Thomas to Kaysville (Utah) | 1,454.22 mi (2,340.35 km) |
| Fort Thomas to Kearney (Missouri) | 530.46 mi (853.69 km) |
| Fort Thomas to Kearney (Nebraska) | 782.77 mi (1,259.74 km) |
| Fort Thomas to Kearns (Utah) | 1,459.49 mi (2,348.82 km) |
| Fort Thomas to Kearny (New Jersey) | 559.21 mi (899.96 km) |
| Fort Thomas to Keene (New Hampshire) | 686.79 mi (1,105.28 km) |
