| Halden to Karlovo | 1,272.97 mi (2,048.65 km) |
| Halden to Karnobat | 1,317.58 mi (2,120.44 km) |
| Halden to Kavarna | 1,298.02 mi (2,088.97 km) |
| Halden to Kazanlak | 1,286.15 mi (2,069.87 km) |
| Halden to Knezha | 1,204.43 mi (1,938.34 km) |
| Halden to Kostinbrod | 1,232.93 mi (1,984.22 km) |
| Halden to Kozloduy | 1,179.75 mi (1,898.62 km) |
| Halden to Kyustendil | 1,258.78 mi (2,025.81 km) |
| Halden to Levski | 1,233.19 mi (1,984.63 km) |
| Halden to Lom | 1,168.00 mi (1,879.71 km) |
| Halden to Lovech | 1,239.83 mi (1,995.32 km) |
| Halden to Lukovit | 1,225.23 mi (1,971.82 km) |
| Halden to Lyaskovets | 1,261.80 mi (2,030.67 km) |
| Halden to Mezdra | 1,219.89 mi (1,963.22 km) |
| Halden to Momchilgrad | 1,355.80 mi (2,181.96 km) |
