| Bossier City to Karlovo | 5,946.97 mi (9,570.73 km) |
| Bossier City to Karnobat | 6,028.71 mi (9,702.27 km) |
| Bossier City to Kavarna | 6,039.57 mi (9,719.76 km) |
| Bossier City to Kazanlak | 5,970.54 mi (9,608.66 km) |
| Bossier City to Knezha | 5,880.31 mi (9,463.45 km) |
| Bossier City to Kostinbrod | 5,878.59 mi (9,460.68 km) |
| Bossier City to Kozloduy | 5,854.24 mi (9,421.49 km) |
| Bossier City to Kyustendil | 5,882.15 mi (9,466.41 km) |
| Bossier City to Levski | 5,925.70 mi (9,536.49 km) |
| Bossier City to Lom | 5,833.69 mi (9,388.41 km) |
| Bossier City to Lovech | 5,920.89 mi (9,528.76 km) |
| Bossier City to Lukovit | 5,897.19 mi (9,490.61 km) |
| Bossier City to Lyaskovets | 5,959.81 mi (9,591.39 km) |
| Bossier City to Mezdra | 5,881.85 mi (9,465.92 km) |
| Bossier City to Momchilgrad | 6,021.68 mi (9,690.96 km) |
