| Thibodaux to Karlovo | 5,978.44 mi (9,621.37 km) |
| Thibodaux to Karnobat | 6,064.74 mi (9,760.25 km) |
| Thibodaux to Kavarna | 6,081.07 mi (9,786.54 km) |
| Thibodaux to Kazanlak | 6,003.16 mi (9,661.15 km) |
| Thibodaux to Knezha | 5,913.17 mi (9,516.33 km) |
| Thibodaux to Kostinbrod | 5,907.37 mi (9,506.99 km) |
| Thibodaux to Kozloduy | 5,887.35 mi (9,474.77 km) |
| Thibodaux to Kyustendil | 5,908.02 mi (9,508.03 km) |
| Thibodaux to Levski | 5,960.26 mi (9,592.11 km) |
| Thibodaux to Lom | 5,865.95 mi (9,440.33 km) |
| Thibodaux to Lovech | 5,953.82 mi (9,581.75 km) |
| Thibodaux to Lukovit | 5,929.21 mi (9,542.14 km) |
| Thibodaux to Lyaskovets | 5,994.70 mi (9,647.54 km) |
| Thibodaux to Mezdra | 5,912.74 mi (9,515.64 km) |
| Thibodaux to Momchilgrad | 6,050.73 mi (9,737.70 km) |
