| Watford to Guroymak | 2,217.94 mi (3,569.43 km) |
| Watford to Gurpinar | 2,287.88 mi (3,681.98 km) |
| Watford to Hadim | 1,890.17 mi (3,041.94 km) |
| Watford to Hakkari | 2,334.07 mi (3,756.32 km) |
| Watford to Halfeti | 2,100.73 mi (3,380.81 km) |
| Watford to Hamidiye | 1,503.03 mi (2,418.89 km) |
| Watford to Hanimciftligi | 2,070.16 mi (3,331.59 km) |
| Watford to Harbiye | 2,080.90 mi (3,348.89 km) |
| Watford to Harran | 2,166.23 mi (3,486.20 km) |
| Watford to Haskoy | 2,199.36 mi (3,539.52 km) |
| Watford to Hassa | 2,065.12 mi (3,323.49 km) |
| Watford to Hatay | 2,078.01 mi (3,344.24 km) |
| Watford to Havran | 1,555.69 mi (2,503.63 km) |
| Watford to Havza | 1,849.08 mi (2,975.81 km) |
| Watford to Haymana | 1,780.82 mi (2,865.95 km) |
