| Ickenham to Karlovo | 1,328.63 mi (2,138.23 km) |
| Ickenham to Karnobat | 1,418.78 mi (2,283.30 km) |
| Ickenham to Kavarna | 1,444.24 mi (2,324.28 km) |
| Ickenham to Kazanlak | 1,354.04 mi (2,179.12 km) |
| Ickenham to Knezha | 1,264.51 mi (2,035.03 km) |
| Ickenham to Kostinbrod | 1,256.71 mi (2,022.49 km) |
| Ickenham to Kozloduy | 1,239.01 mi (1,993.99 km) |
| Ickenham to Kyustendil | 1,257.81 mi (2,024.25 km) |
| Ickenham to Levski | 1,313.11 mi (2,113.24 km) |
| Ickenham to Lom | 1,216.93 mi (1,958.46 km) |
| Ickenham to Lovech | 1,305.09 mi (2,100.34 km) |
| Ickenham to Lukovit | 1,279.85 mi (2,059.71 km) |
| Ickenham to Lyaskovets | 1,347.75 mi (2,168.99 km) |
| Ickenham to Mezdra | 1,262.74 mi (2,032.18 km) |
| Ickenham to Momchilgrad | 1,400.06 mi (2,253.19 km) |
