| Feltham to Karlovo | 1,324.76 mi (2,131.99 km) |
| Feltham to Karnobat | 1,415.22 mi (2,277.58 km) |
| Feltham to Kavarna | 1,441.10 mi (2,319.22 km) |
| Feltham to Kazanlak | 1,350.25 mi (2,173.02 km) |
| Feltham to Knezha | 1,260.78 mi (2,029.02 km) |
| Feltham to Kostinbrod | 1,252.64 mi (2,015.93 km) |
| Feltham to Kozloduy | 1,235.31 mi (1,988.03 km) |
| Feltham to Kyustendil | 1,253.49 mi (2,017.30 km) |
| Feltham to Levski | 1,309.49 mi (2,107.43 km) |
| Feltham to Lom | 1,213.17 mi (1,952.40 km) |
| Feltham to Lovech | 1,301.34 mi (2,094.31 km) |
| Feltham to Lukovit | 1,276.03 mi (2,053.58 km) |
| Feltham to Lyaskovets | 1,344.14 mi (2,163.18 km) |
| Feltham to Mezdra | 1,258.84 mi (2,025.90 km) |
| Feltham to Momchilgrad | 1,395.98 mi (2,246.61 km) |
