| Leighton Buzzard to Dixon (Illinois) | 3,985.68 mi (6,414.33 km) |
| Leighton Buzzard to Dobbs Ferry (New York) | 3,412.12 mi (5,491.27 km) |
| Leighton Buzzard to Doctor Phillips (Florida) | 4,320.00 mi (6,952.38 km) |
| Leighton Buzzard to Dodge City (Kansas) | 4,577.52 mi (7,366.80 km) |
| Leighton Buzzard to Dolton (Illinois) | 3,924.71 mi (6,316.21 km) |
| Leighton Buzzard to Donna (Texas) | 5,113.05 mi (8,228.66 km) |
| Leighton Buzzard to Dorado (Puerto Rico) | 4,187.10 mi (6,738.49 km) |
| Leighton Buzzard to Doral (Florida) | 4,405.56 mi (7,090.06 km) |
| Leighton Buzzard to Doraville (Georgia) | 4,163.54 mi (6,700.56 km) |
| Leighton Buzzard to Dothan (Alabama) | 4,341.98 mi (6,987.74 km) |
| Leighton Buzzard to Douglas (Arizona) | 5,262.14 mi (8,468.60 km) |
| Leighton Buzzard to Douglas (Georgia) | 4,223.88 mi (6,797.68 km) |
| Leighton Buzzard to Douglasville (Georgia) | 4,189.39 mi (6,742.17 km) |
| Leighton Buzzard to Dover (Delaware) | 3,560.98 mi (5,730.84 km) |
| Leighton Buzzard to Dover (New Hampshire) | 3,199.08 mi (5,148.43 km) |
