| SeaTac to Horizon West (Florida) | 2,535.70 mi (4,080.81 km) |
| SeaTac to Hormigueros (Puerto Rico) | 3,688.88 mi (5,936.69 km) |
| SeaTac to Horn Lake (Mississippi) | 1,867.21 mi (3,004.99 km) |
| SeaTac to Hot Springs (Arkansas) | 1,753.65 mi (2,822.23 km) |
| SeaTac to Hot Springs Village (Arkansas) | 1,750.08 mi (2,816.49 km) |
| SeaTac to Houma (Louisiana) | 2,083.93 mi (3,353.76 km) |
| SeaTac to Houston (Texas) | 1,880.13 mi (3,025.78 km) |
| SeaTac to Howard (Wisconsin) | 1,640.06 mi (2,639.43 km) |
| SeaTac to Huber Heights (Ohio) | 1,957.99 mi (3,151.08 km) |
| SeaTac to Hudson (Florida) | 2,491.53 mi (4,009.72 km) |
| SeaTac to Hudson (Ohio) | 2,039.29 mi (3,281.92 km) |
| SeaTac to Hudson (Wisconsin) | 1,415.56 mi (2,278.12 km) |
| SeaTac to Hueytown (Alabama) | 2,068.56 mi (3,329.03 km) |
| SeaTac to Hugo (Minnesota) | 1,400.78 mi (2,254.34 km) |
| SeaTac to Humacao (Puerto Rico) | 3,747.62 mi (6,031.21 km) |
