| Klamath Falls to Kalispell (Montana) | 549.95 mi (885.06 km) |
| Klamath Falls to Kaneohe (Hawaii) | 2,527.89 mi (4,068.25 km) |
| Klamath Falls to Kankakee (Illinois) | 1,740.59 mi (2,801.21 km) |
| Klamath Falls to Kannapolis (North Carolina) | 2,239.43 mi (3,604.01 km) |
| Klamath Falls to Kansas City (Kansas) | 1,426.48 mi (2,295.69 km) |
| Klamath Falls to Kansas City (Missouri) | 1,436.20 mi (2,311.35 km) |
| Klamath Falls to Kapaa (Hawaii) | 2,570.07 mi (4,136.13 km) |
| Klamath Falls to Kapolei (Hawaii) | 2,544.06 mi (4,094.27 km) |
| Klamath Falls to Katy (Texas) | 1,675.03 mi (2,695.70 km) |
| Klamath Falls to Kaukauna (Wisconsin) | 1,680.74 mi (2,704.89 km) |
| Klamath Falls to Kaysville (Utah) | 514.01 mi (827.22 km) |
| Klamath Falls to Kearney (Missouri) | 1,441.45 mi (2,319.80 km) |
| Klamath Falls to Kearney (Nebraska) | 1,176.17 mi (1,892.86 km) |
| Klamath Falls to Kearns (Utah) | 517.02 mi (832.06 km) |
| Klamath Falls to Kearny (New Jersey) | 2,436.14 mi (3,920.60 km) |
