| Helena to Kaneohe (Hawaii) | 3,085.06 mi (4,964.93 km) |
| Helena to Kankakee (Illinois) | 1,256.31 mi (2,021.83 km) |
| Helena to Kannapolis (North Carolina) | 1,791.11 mi (2,882.52 km) |
| Helena to Kansas City (Kansas) | 1,012.71 mi (1,629.80 km) |
| Helena to Kansas City (Missouri) | 1,020.93 mi (1,643.03 km) |
| Helena to Kapaa (Hawaii) | 3,122.38 mi (5,024.98 km) |
| Helena to Kapolei (Hawaii) | 3,100.83 mi (4,990.31 km) |
| Helena to Katy (Texas) | 1,450.13 mi (2,333.76 km) |
| Helena to Kaukauna (Wisconsin) | 1,158.35 mi (1,864.18 km) |
| Helena to Kaysville (Utah) | 384.69 mi (619.11 km) |
| Helena to Kearney (Missouri) | 1,020.09 mi (1,641.68 km) |
| Helena to Kearney (Nebraska) | 762.90 mi (1,227.77 km) |
| Helena to Kearns (Utah) | 410.73 mi (661.01 km) |
| Helena to Kearny (New Jersey) | 1,917.10 mi (3,085.27 km) |
| Helena to Keene (New Hampshire) | 1,943.60 mi (3,127.92 km) |
