| Delaware to Hormigueros (Puerto Rico) | 1,800.57 mi (2,897.74 km) |
| Delaware to Horn Lake (Mississippi) | 530.30 mi (853.44 km) |
| Delaware to Hot Springs (Arkansas) | 677.73 mi (1,090.70 km) |
| Delaware to Hot Springs Village (Arkansas) | 666.67 mi (1,072.91 km) |
| Delaware to Houma (Louisiana) | 855.88 mi (1,377.41 km) |
| Delaware to Houston (Texas) | 1,003.79 mi (1,615.44 km) |
| Delaware to Howard (Wisconsin) | 391.21 mi (629.60 km) |
| Delaware to Huber Heights (Ohio) | 62.30 mi (100.27 km) |
| Delaware to Hudson (Florida) | 824.27 mi (1,326.53 km) |
| Delaware to Hudson (Ohio) | 107.97 mi (173.76 km) |
| Delaware to Hudson (Wisconsin) | 587.21 mi (945.02 km) |
| Delaware to Hueytown (Alabama) | 521.74 mi (839.66 km) |
| Delaware to Hugo (Minnesota) | 603.87 mi (971.84 km) |
| Delaware to Humacao (Puerto Rico) | 1,841.96 mi (2,964.35 km) |
| Delaware to Humble (Texas) | 988.18 mi (1,590.32 km) |
