| Helena to Hilliard (Ohio) | 1,510.35 mi (2,430.68 km) |
| Helena to Hillsboro (Oregon) | 528.08 mi (849.86 km) |
| Helena to Hillsborough (California) | 817.82 mi (1,316.15 km) |
| Helena to Hillsborough (New Jersey) | 1,899.06 mi (3,056.25 km) |
| Helena to Hilo (Hawaii) | 3,051.03 mi (4,910.16 km) |
| Helena to Hilton Head Island (South Carolina) | 1,925.08 mi (3,098.11 km) |
| Helena to Hinesville (Georgia) | 1,903.18 mi (3,062.88 km) |
| Helena to Hinsdale (Illinois) | 1,233.14 mi (1,984.55 km) |
| Helena to Hobart (Indiana) | 1,272.07 mi (2,047.19 km) |
| Helena to Hobbs (New Mexico) | 1,066.19 mi (1,715.86 km) |
| Helena to Hobe Sound (Florida) | 2,194.67 mi (3,531.99 km) |
| Helena to Hoboken (New Jersey) | 1,921.69 mi (3,092.66 km) |
| Helena to Hockessin (Delaware) | 1,872.10 mi (3,012.85 km) |
| Helena to Hoffman Estates (Illinois) | 1,215.56 mi (1,956.26 km) |
| Helena to Holbrook (New York) | 1,965.71 mi (3,163.50 km) |
