| Idanha-a-Nova to Hormigueros (Puerto Rico) | 3,839.09 mi (6,178.42 km) |
| Idanha-a-Nova to Horn Lake (Mississippi) | 4,387.38 mi (7,060.80 km) |
| Idanha-a-Nova to Hot Springs (Arkansas) | 4,548.34 mi (7,319.85 km) |
| Idanha-a-Nova to Hot Springs Village (Arkansas) | 4,537.95 mi (7,303.12 km) |
| Idanha-a-Nova to Houma (Louisiana) | 4,621.30 mi (7,437.26 km) |
| Idanha-a-Nova to Houston (Texas) | 4,844.25 mi (7,796.06 km) |
| Idanha-a-Nova to Howard (Wisconsin) | 3,973.74 mi (6,395.12 km) |
| Idanha-a-Nova to Huber Heights (Ohio) | 3,937.10 mi (6,336.16 km) |
| Idanha-a-Nova to Hudson (Florida) | 4,262.17 mi (6,859.30 km) |
| Idanha-a-Nova to Hudson (Ohio) | 3,769.20 mi (6,065.94 km) |
| Idanha-a-Nova to Hudson (Wisconsin) | 4,163.66 mi (6,700.77 km) |
| Idanha-a-Nova to Hueytown (Alabama) | 4,295.15 mi (6,912.38 km) |
| Idanha-a-Nova to Hugo (Minnesota) | 4,166.79 mi (6,705.79 km) |
| Idanha-a-Nova to Humacao (Puerto Rico) | 3,770.16 mi (6,067.48 km) |
| Idanha-a-Nova to Humble (Texas) | 4,830.00 mi (7,773.14 km) |
