| Plymouth to Karlovo | 1,465.09 mi (2,357.83 km) |
| Plymouth to Karnobat | 1,560.16 mi (2,510.84 km) |
| Plymouth to Kavarna | 1,591.74 mi (2,561.66 km) |
| Plymouth to Kazanlak | 1,491.79 mi (2,400.81 km) |
| Plymouth to Knezha | 1,403.55 mi (2,258.80 km) |
| Plymouth to Kostinbrod | 1,390.00 mi (2,236.98 km) |
| Plymouth to Kozloduy | 1,378.70 mi (2,218.80 km) |
| Plymouth to Kyustendil | 1,386.72 mi (2,231.70 km) |
| Plymouth to Levski | 1,453.88 mi (2,339.80 km) |
| Plymouth to Lom | 1,355.68 mi (2,181.75 km) |
| Plymouth to Lovech | 1,443.77 mi (2,323.52 km) |
| Plymouth to Lukovit | 1,417.55 mi (2,281.32 km) |
| Plymouth to Lyaskovets | 1,488.53 mi (2,395.55 km) |
| Plymouth to Mezdra | 1,399.03 mi (2,251.52 km) |
| Plymouth to Momchilgrad | 1,532.66 mi (2,466.57 km) |
