| Cities | Distance |
|---|---|
| Seaham to Hoddesdon | 219.78 mi (353.71 km) |
| Seaham to Holbeach | 151.16 mi (243.27 km) |
| Seaham to Holborn | 234.91 mi (378.05 km) |
| Seaham to Hollinwood | 96.93 mi (156.00 km) |
| Seaham to Holyhead | 170.30 mi (274.06 km) |
| Seaham to Holywell | 132.43 mi (213.12 km) |
| Seaham to Honiton | 289.60 mi (466.07 km) |
| Seaham to Horbury | 82.03 mi (132.02 km) |
| Seaham to Horley | 257.90 mi (415.05 km) |
| Seaham to Hornchurch | 235.78 mi (379.45 km) |
| Seaham to Horndean | 271.67 mi (437.20 km) |
| Seaham to Hornsey | 230.37 mi (370.74 km) |
| Seaham to Horsell | 244.75 mi (393.89 km) |
| Seaham to Horsforth | 70.37 mi (113.24 km) |
| Seaham to Horsham | 264.42 mi (425.55 km) |