| Helena to La Crosse (Wisconsin) | 1,026.96 mi (1,652.74 km) |
| Helena to La Grande (Oregon) | 304.25 mi (489.64 km) |
| Helena to La Grange (Illinois) | 1,235.47 mi (1,988.30 km) |
| Helena to La Grange Park (Illinois) | 1,234.90 mi (1,987.38 km) |
| Helena to La Habra (California) | 928.79 mi (1,494.74 km) |
| Helena to La Homa (Texas) | 1,590.69 mi (2,559.97 km) |
| Helena to La Marque (Texas) | 1,501.95 mi (2,417.16 km) |
| Helena to La Mesa (California) | 991.07 mi (1,594.97 km) |
| Helena to La Mirada (California) | 931.49 mi (1,499.09 km) |
| Helena to La Palma (California) | 935.47 mi (1,505.49 km) |
| Helena to La Porte (Indiana) | 1,295.78 mi (2,085.36 km) |
| Helena to La Porte (Texas) | 1,482.77 mi (2,386.28 km) |
| Helena to La Presa (California) | 994.79 mi (1,600.97 km) |
| Helena to La Puente (California) | 921.97 mi (1,483.77 km) |
| Helena to La Quinta (California) | 921.76 mi (1,483.43 km) |
