| Huntsville to Karlovo | 5,564.25 mi (8,954.79 km) |
| Huntsville to Karnobat | 5,649.70 mi (9,092.32 km) |
| Huntsville to Kavarna | 5,665.18 mi (9,117.23 km) |
| Huntsville to Kazanlak | 5,588.74 mi (8,994.21 km) |
| Huntsville to Knezha | 5,498.68 mi (8,849.26 km) |
| Huntsville to Kostinbrod | 5,493.73 mi (8,841.30 km) |
| Huntsville to Kozloduy | 5,472.80 mi (8,807.62 km) |
| Huntsville to Kyustendil | 5,495.04 mi (8,843.42 km) |
| Huntsville to Levski | 5,545.46 mi (8,924.56 km) |
| Huntsville to Lom | 5,451.56 mi (8,773.43 km) |
| Huntsville to Lovech | 5,539.33 mi (8,914.68 km) |
| Huntsville to Lukovit | 5,514.89 mi (8,875.35 km) |
| Huntsville to Lyaskovets | 5,579.85 mi (8,979.90 km) |
| Huntsville to Mezdra | 5,498.64 mi (8,849.21 km) |
| Huntsville to Momchilgrad | 5,637.07 mi (9,071.99 km) |
