| Llantrisant to Hazleton (Pennsylvania) | 3,397.85 mi (5,468.31 km) |
| Llantrisant to Healdsburg (California) | 5,219.82 mi (8,400.50 km) |
| Llantrisant to Heath (Ohio) | 3,700.88 mi (5,955.99 km) |
| Llantrisant to Heber (Utah) | 4,750.67 mi (7,645.46 km) |
| Llantrisant to Helena (Alabama) | 4,197.73 mi (6,755.59 km) |
| Llantrisant to Helena (Montana) | 4,448.70 mi (7,159.49 km) |
| Llantrisant to Hemet (California) | 5,309.35 mi (8,544.58 km) |
| Llantrisant to Henderson (Kentucky) | 4,007.18 mi (6,448.93 km) |
| Llantrisant to Henderson (Nevada) | 5,116.72 mi (8,234.56 km) |
| Llantrisant to Henderson (North Carolina) | 3,704.40 mi (5,961.66 km) |
| Llantrisant to Henderson (Texas) | 4,573.18 mi (7,359.83 km) |
| Llantrisant to Hendersonville (North Carolina) | 3,918.26 mi (6,305.83 km) |
| Llantrisant to Hendersonville (Tennessee) | 4,040.64 mi (6,502.78 km) |
| Llantrisant to Hercules (California) | 5,236.58 mi (8,427.46 km) |
| Llantrisant to Hereford (Texas) | 4,730.48 mi (7,612.98 km) |
