| Leighton Buzzard to Denizli | 1,735.67 mi (2,793.29 km) |
| Leighton Buzzard to Derecik | 2,393.55 mi (3,852.05 km) |
| Leighton Buzzard to Dereli | 1,989.42 mi (3,201.66 km) |
| Leighton Buzzard to Derik | 2,210.88 mi (3,558.06 km) |
| Leighton Buzzard to Derinkuyu | 1,935.73 mi (3,115.26 km) |
| Leighton Buzzard to Develi | 1,966.34 mi (3,164.52 km) |
| Leighton Buzzard to Dicle | 2,158.09 mi (3,473.12 km) |
| Leighton Buzzard to Digor | 2,215.24 mi (3,565.08 km) |
| Leighton Buzzard to Dikili | 1,587.45 mi (2,554.75 km) |
| Leighton Buzzard to Divrigi | 2,033.10 mi (3,271.96 km) |
| Leighton Buzzard to Diyadin | 2,260.91 mi (3,638.58 km) |
| Leighton Buzzard to Diyarbakir | 2,185.47 mi (3,517.18 km) |
| Leighton Buzzard to Doganhisar | 1,821.41 mi (2,931.28 km) |
| Leighton Buzzard to Dogansehir | 2,078.48 mi (3,345.00 km) |
| Leighton Buzzard to Dogubayazit | 2,277.87 mi (3,665.88 km) |
