| Saint-Louis to Karlovo | 904.81 mi (1,456.14 km) |
| Saint-Louis to Karnobat | 1,003.39 mi (1,614.81 km) |
| Saint-Louis to Kavarna | 1,041.96 mi (1,676.87 km) |
| Saint-Louis to Kazanlak | 932.30 mi (1,500.40 km) |
| Saint-Louis to Knezha | 845.57 mi (1,360.82 km) |
| Saint-Louis to Kostinbrod | 828.14 mi (1,332.76 km) |
| Saint-Louis to Kozloduy | 821.48 mi (1,322.04 km) |
| Saint-Louis to Kyustendil | 823.23 mi (1,324.86 km) |
| Saint-Louis to Levski | 897.17 mi (1,443.86 km) |
| Saint-Louis to Lom | 797.76 mi (1,283.87 km) |
| Saint-Louis to Lovech | 885.24 mi (1,424.66 km) |
| Saint-Louis to Lukovit | 858.38 mi (1,381.44 km) |
| Saint-Louis to Lyaskovets | 931.61 mi (1,499.27 km) |
| Saint-Louis to Mezdra | 838.93 mi (1,350.13 km) |
| Saint-Louis to Momchilgrad | 970.11 mi (1,561.24 km) |
