| Helena to Allison Park (Pennsylvania) | 1,645.19 mi (2,647.68 km) |
| Helena to Allouez (Wisconsin) | 1,165.94 mi (1,876.40 km) |
| Helena to Aloha (Oregon) | 525.58 mi (845.85 km) |
| Helena to Alpena (Michigan) | 1,372.26 mi (2,208.44 km) |
| Helena to Alpharetta (Georgia) | 1,685.24 mi (2,712.12 km) |
| Helena to Alpine (California) | 982.53 mi (1,581.23 km) |
| Helena to Alpine (Utah) | 423.97 mi (682.32 km) |
| Helena to Alsip (Illinois) | 1,245.78 mi (2,004.89 km) |
| Helena to Altadena (California) | 914.70 mi (1,472.07 km) |
| Helena to Altamont (Oregon) | 566.73 mi (912.06 km) |
| Helena to Altamonte Springs (Florida) | 2,062.61 mi (3,319.45 km) |
| Helena to Alton (Illinois) | 1,224.76 mi (1,971.06 km) |
| Helena to Alton (Texas) | 1,591.36 mi (2,561.05 km) |
| Helena to Altoona (Iowa) | 978.29 mi (1,574.41 km) |
| Helena to Altoona (Pennsylvania) | 1,721.09 mi (2,769.82 km) |
