| The Dalles to Hazelwood (Missouri) | 1,633.45 mi (2,628.79 km) |
| The Dalles to Hazleton (Pennsylvania) | 2,266.22 mi (3,647.12 km) |
| The Dalles to Healdsburg (California) | 490.09 mi (788.73 km) |
| The Dalles to Heath (Ohio) | 1,980.95 mi (3,188.04 km) |
| The Dalles to Heber (Utah) | 605.95 mi (975.18 km) |
| The Dalles to Helena (Alabama) | 1,998.59 mi (3,216.42 km) |
| The Dalles to Helena (Montana) | 443.97 mi (714.50 km) |
| The Dalles to Hemet (California) | 849.56 mi (1,367.23 km) |
| The Dalles to Henderson (Kentucky) | 1,799.00 mi (2,895.21 km) |
| The Dalles to Henderson (Nevada) | 735.96 mi (1,184.41 km) |
| The Dalles to Henderson (North Carolina) | 2,291.80 mi (3,688.29 km) |
| The Dalles to Henderson (Texas) | 1,683.98 mi (2,710.11 km) |
| The Dalles to Hendersonville (North Carolina) | 2,131.89 mi (3,430.95 km) |
| The Dalles to Hendersonville (Tennessee) | 1,898.05 mi (3,054.61 km) |
| The Dalles to Hercules (California) | 527.93 mi (849.62 km) |
