| Rapid City to Kalispell (Montana) | 603.08 mi (970.56 km) |
| Rapid City to Kaneohe (Hawaii) | 3,460.62 mi (5,569.33 km) |
| Rapid City to Kankakee (Illinois) | 806.33 mi (1,297.66 km) |
| Rapid City to Kannapolis (North Carolina) | 1,332.07 mi (2,143.77 km) |
| Rapid City to Kansas City (Kansas) | 555.10 mi (893.34 km) |
| Rapid City to Kansas City (Missouri) | 562.84 mi (905.81 km) |
| Rapid City to Kapaa (Hawaii) | 3,507.11 mi (5,644.14 km) |
| Rapid City to Kapolei (Hawaii) | 3,477.20 mi (5,596.01 km) |
| Rapid City to Katy (Texas) | 1,066.58 mi (1,716.49 km) |
| Rapid City to Kaukauna (Wisconsin) | 740.27 mi (1,191.35 km) |
| Rapid City to Kaysville (Utah) | 491.01 mi (790.21 km) |
| Rapid City to Kearney (Missouri) | 560.77 mi (902.48 km) |
| Rapid City to Kearney (Nebraska) | 314.25 mi (505.74 km) |
| Rapid City to Kearns (Utah) | 506.74 mi (815.52 km) |
| Rapid City to Kearny (New Jersey) | 1,494.09 mi (2,404.51 km) |
