| Fort Washington to Kaneohe (Hawaii) | 4,825.29 mi (7,765.55 km) |
| Fort Washington to Kankakee (Illinois) | 597.71 mi (961.91 km) |
| Fort Washington to Kannapolis (North Carolina) | 301.20 mi (484.73 km) |
| Fort Washington to Kansas City (Kansas) | 952.24 mi (1,532.49 km) |
| Fort Washington to Kansas City (Missouri) | 942.07 mi (1,516.12 km) |
| Fort Washington to Kapaa (Hawaii) | 4,880.37 mi (7,854.20 km) |
| Fort Washington to Kapolei (Hawaii) | 4,842.54 mi (7,793.31 km) |
| Fort Washington to Katy (Texas) | 1,236.48 mi (1,989.92 km) |
| Fort Washington to Kaukauna (Wisconsin) | 696.15 mi (1,120.34 km) |
| Fort Washington to Kaysville (Utah) | 1,846.86 mi (2,972.23 km) |
| Fort Washington to Kearney (Missouri) | 930.75 mi (1,497.90 km) |
| Fort Washington to Kearney (Nebraska) | 1,177.99 mi (1,895.80 km) |
| Fort Washington to Kearns (Utah) | 1,853.37 mi (2,982.71 km) |
| Fort Washington to Kearny (New Jersey) | 207.29 mi (333.60 km) |
| Fort Washington to Keene (New Hampshire) | 381.14 mi (613.39 km) |
