| Fairfax to Kaneohe (Hawaii) | 4,808.18 mi (7,738.02 km) |
| Fairfax to Kankakee (Illinois) | 580.11 mi (933.60 km) |
| Fairfax to Kannapolis (North Carolina) | 297.06 mi (478.07 km) |
| Fairfax to Kansas City (Kansas) | 935.60 mi (1,505.70 km) |
| Fairfax to Kansas City (Missouri) | 925.43 mi (1,489.34 km) |
| Fairfax to Kapaa (Hawaii) | 4,863.14 mi (7,826.47 km) |
| Fairfax to Kapolei (Hawaii) | 4,825.42 mi (7,765.77 km) |
| Fairfax to Katy (Texas) | 1,225.59 mi (1,972.40 km) |
| Fairfax to Kaukauna (Wisconsin) | 678.60 mi (1,092.10 km) |
| Fairfax to Kaysville (Utah) | 1,829.43 mi (2,944.18 km) |
| Fairfax to Kearney (Missouri) | 914.01 mi (1,470.95 km) |
| Fairfax to Kearney (Nebraska) | 1,160.74 mi (1,868.04 km) |
| Fairfax to Kearns (Utah) | 1,836.00 mi (2,954.75 km) |
| Fairfax to Kearny (New Jersey) | 213.78 mi (344.04 km) |
| Fairfax to Keene (New Hampshire) | 384.93 mi (619.48 km) |
