| Ladson to Karlovo | 5,379.68 mi (8,657.76 km) |
| Ladson to Karnobat | 5,471.06 mi (8,804.82 km) |
| Ladson to Kavarna | 5,494.24 mi (8,842.13 km) |
| Ladson to Kazanlak | 5,405.65 mi (8,699.55 km) |
| Ladson to Knezha | 5,316.44 mi (8,555.98 km) |
| Ladson to Kostinbrod | 5,305.79 mi (8,538.84 km) |
| Ladson to Kozloduy | 5,291.06 mi (8,515.15 km) |
| Ladson to Kyustendil | 5,303.05 mi (8,534.43 km) |
| Ladson to Levski | 5,365.36 mi (8,634.71 km) |
| Ladson to Lom | 5,268.74 mi (8,479.22 km) |
| Ladson to Lovech | 5,356.95 mi (8,621.18 km) |
| Ladson to Lukovit | 5,331.37 mi (8,580.01 km) |
| Ladson to Lyaskovets | 5,400.00 mi (8,690.46 km) |
| Ladson to Mezdra | 5,313.64 mi (8,551.48 km) |
| Ladson to Momchilgrad | 5,448.72 mi (8,768.87 km) |
