| Leighton Buzzard to Dover (New Jersey) | 3,445.60 mi (5,545.15 km) |
| Leighton Buzzard to Dover (Ohio) | 3,738.26 mi (6,016.15 km) |
| Leighton Buzzard to Downers Grove (Illinois) | 3,932.83 mi (6,329.28 km) |
| Leighton Buzzard to Downey (California) | 5,407.56 mi (8,702.63 km) |
| Leighton Buzzard to Dranesville (Virginia) | 3,643.56 mi (5,863.74 km) |
| Leighton Buzzard to Draper (Utah) | 4,838.59 mi (7,786.96 km) |
| Leighton Buzzard to Drexel Heights (Arizona) | 5,271.68 mi (8,483.95 km) |
| Leighton Buzzard to Drexel Hill (Pennsylvania) | 3,516.99 mi (5,660.05 km) |
| Leighton Buzzard to Duarte (California) | 5,389.00 mi (8,672.76 km) |
| Leighton Buzzard to Dublin (California) | 5,305.74 mi (8,538.77 km) |
| Leighton Buzzard to Dublin (Georgia) | 4,176.12 mi (6,720.81 km) |
| Leighton Buzzard to Dublin (Ohio) | 3,823.06 mi (6,152.62 km) |
| Leighton Buzzard to Dubuque (Iowa) | 4,000.46 mi (6,438.11 km) |
| Leighton Buzzard to Duluth (Georgia) | 4,153.81 mi (6,684.91 km) |
| Leighton Buzzard to Duluth (Minnesota) | 3,852.65 mi (6,200.25 km) |
