| Klamath Falls to Kennewick (Washington) | 303.54 mi (488.50 km) |
| Klamath Falls to Kenosha (Wisconsin) | 1,717.99 mi (2,764.83 km) |
| Klamath Falls to Kent (Ohio) | 2,067.01 mi (3,326.53 km) |
| Klamath Falls to Kent (Washington) | 357.80 mi (575.82 km) |
| Klamath Falls to Kentwood (Michigan) | 1,827.91 mi (2,941.74 km) |
| Klamath Falls to Kerman (California) | 390.46 mi (628.38 km) |
| Klamath Falls to Kernersville (North Carolina) | 2,250.02 mi (3,621.06 km) |
| Klamath Falls to Kerrville (Texas) | 1,510.62 mi (2,431.11 km) |
| Klamath Falls to Kettering (Maryland) | 2,345.39 mi (3,774.54 km) |
| Klamath Falls to Kettering (Ohio) | 1,955.06 mi (3,146.36 km) |
| Klamath Falls to Kewanee (Illinois) | 1,634.08 mi (2,629.79 km) |
| Klamath Falls to Key Biscayne (Florida) | 2,610.87 mi (4,201.79 km) |
| Klamath Falls to Key Largo (Florida) | 2,622.17 mi (4,219.97 km) |
| Klamath Falls to Key West (Florida) | 2,578.10 mi (4,149.04 km) |
| Klamath Falls to Keystone (Florida) | 2,390.77 mi (3,847.57 km) |
