| Forfar to Kaneohe (Hawaii) | 6,849.39 mi (11,023.04 km) |
| Forfar to Kankakee (Illinois) | 3,742.73 mi (6,023.34 km) |
| Forfar to Kannapolis (North Carolina) | 3,770.21 mi (6,067.56 km) |
| Forfar to Kansas City (Kansas) | 4,084.82 mi (6,573.88 km) |
| Forfar to Kansas City (Missouri) | 4,078.27 mi (6,563.34 km) |
| Forfar to Kapaa (Hawaii) | 6,826.31 mi (10,985.89 km) |
| Forfar to Kapolei (Hawaii) | 6,858.04 mi (11,036.95 km) |
| Forfar to Katy (Texas) | 4,630.43 mi (7,451.96 km) |
| Forfar to Kaukauna (Wisconsin) | 3,596.84 mi (5,788.55 km) |
| Forfar to Kaysville (Utah) | 4,533.52 mi (7,295.99 km) |
| Forfar to Kearney (Missouri) | 4,059.35 mi (6,532.89 km) |
| Forfar to Kearney (Nebraska) | 4,146.92 mi (6,673.83 km) |
| Forfar to Kearns (Utah) | 4,556.83 mi (7,333.52 km) |
| Forfar to Kearny (New Jersey) | 3,262.11 mi (5,249.85 km) |
| Forfar to Keene (New Hampshire) | 3,089.37 mi (4,971.85 km) |
