| Leighton Buzzard to Kidbrooke | 43.09 mi (69.34 km) |
| Leighton Buzzard to Kidderminster | 74.77 mi (120.34 km) |
| Leighton Buzzard to Kidlington | 27.61 mi (44.44 km) |
| Leighton Buzzard to Kidsgrove | 104.85 mi (168.74 km) |
| Leighton Buzzard to Killamarsh | 100.76 mi (162.16 km) |
| Leighton Buzzard to Killingworth | 218.36 mi (351.41 km) |
| Leighton Buzzard to Kilmarnock | 299.37 mi (481.79 km) |
| Leighton Buzzard to Kilsyth | 312.83 mi (503.46 km) |
| Leighton Buzzard to Kilwinning | 306.37 mi (493.06 km) |
| Leighton Buzzard to King's Lynn | 73.14 mi (117.71 km) |
| Leighton Buzzard to Kings Norton | 63.45 mi (102.12 km) |
| Leighton Buzzard to Kingsnorth | 85.64 mi (137.82 km) |
| Leighton Buzzard to Kingsteignton | 158.37 mi (254.88 km) |
| Leighton Buzzard to Kingston upon Hull | 127.04 mi (204.45 km) |
| Leighton Buzzard to Kingston upon Thames | 38.26 mi (61.58 km) |
