| Las Vegas (Nevada) to Helena | 735.33 mi (1,183.40 km) |
| San Francisco (California) to Helena | 809.77 mi (1,303.20 km) |
| Phoenix (Arizona) to Helena | 899.90 mi (1,448.25 km) |
| Minneapolis (Minnesota) to Helena | 908.44 mi (1,462.00 km) |
| Riverside (California) to Helena | 918.79 mi (1,478.65 km) |
| Los Angeles (California) to Helena | 924.89 mi (1,488.47 km) |
| San Diego (California) to Helena | 988.42 mi (1,590.72 km) |
| St. Louis (Missouri) to Helena | 1,230.69 mi (1,980.60 km) |
| Chicago (Illinois) to Helena | 1,243.47 mi (2,001.18 km) |
| Dallas (Texas) to Helena | 1,247.31 mi (2,007.35 km) |
| Detroit (Michigan) to Helena | 1,446.17 mi (2,327.38 km) |
| Houston (Texas) to Helena | 1,464.84 mi (2,357.44 km) |
| Atlanta (Georgia) to Helena | 1,692.21 mi (2,723.35 km) |
| Washington (District of Columbia) to Helena | 1,836.78 mi (2,956.02 km) |
| Baltimore (Maryland) to Helena | 1,842.89 mi (2,965.84 km) |
| Philadelphia (Pennsylvania) to Helena | 1,891.21 mi (3,043.60 km) |
| New York (New York) to Helena | 1,928.07 mi (3,102.93 km) |
| Brooklyn (New York) to Helena | 1,928.20 mi (3,103.13 km) |
| Queens (New York) to Helena | 1,932.49 mi (3,110.04 km) |
| Boston (Massachusetts) to Helena | 2,017.16 mi (3,246.31 km) |
| Tampa (Florida) to Helena | 2,051.49 mi (3,301.56 km) |
| Miami (Florida) to Helena | 2,257.11 mi (3,632.47 km) |
| Seattle (Washington) to Helena | 489.33 mi (787.50 km) |
| Portland (Oregon) to Helena | 514.40 mi (827.84 km) |
| Denver (Colorado) to Helena | 593.23 mi (954.72 km) |
