| Helena to Keizer (Oregon) | 540.90 mi (870.50 km) |
| Helena to Keller (Texas) | 1,223.98 mi (1,969.81 km) |
| Helena to Kelso (Washington) | 518.96 mi (835.19 km) |
| Helena to Kemp Mill (Maryland) | 1,832.09 mi (2,948.46 km) |
| Helena to Ken Caryl (Colorado) | 596.69 mi (960.28 km) |
| Helena to Kendale Lakes (Florida) | 2,252.77 mi (3,625.48 km) |
| Helena to Kendall (Florida) | 2,256.91 mi (3,632.15 km) |
| Helena to Kendall Park (New Jersey) | 1,906.07 mi (3,067.52 km) |
| Helena to Kendall West (Florida) | 2,251.56 mi (3,623.53 km) |
| Helena to Kenmore (New York) | 1,632.63 mi (2,627.46 km) |
| Helena to Kenmore (Washington) | 486.63 mi (783.15 km) |
| Helena to Kenner (Louisiana) | 1,634.42 mi (2,630.34 km) |
| Helena to Kennesaw (Georgia) | 1,671.96 mi (2,690.76 km) |
| Helena to Kennett (Missouri) | 1,337.63 mi (2,152.71 km) |
| Helena to Kennewick (Washington) | 341.84 mi (550.13 km) |
