| Saint-Herblain to Karlovo | 1,325.20 mi (2,132.70 km) |
| Saint-Herblain to Karnobat | 1,427.45 mi (2,297.26 km) |
| Saint-Herblain to Kavarna | 1,470.37 mi (2,366.33 km) |
| Saint-Herblain to Kazanlak | 1,353.68 mi (2,178.54 km) |
| Saint-Herblain to Knezha | 1,269.31 mi (2,042.76 km) |
| Saint-Herblain to Kostinbrod | 1,246.14 mi (2,005.48 km) |
| Saint-Herblain to Kozloduy | 1,246.12 mi (2,005.43 km) |
| Saint-Herblain to Kyustendil | 1,235.95 mi (1,989.06 km) |
| Saint-Herblain to Levski | 1,321.83 mi (2,127.28 km) |
| Saint-Herblain to Lom | 1,221.87 mi (1,966.40 km) |
| Saint-Herblain to Lovech | 1,308.13 mi (2,105.23 km) |
| Saint-Herblain to Lukovit | 1,280.67 mi (2,061.04 km) |
| Saint-Herblain to Lyaskovets | 1,355.88 mi (2,182.09 km) |
| Saint-Herblain to Mezdra | 1,260.07 mi (2,027.89 km) |
| Saint-Herblain to Momchilgrad | 1,385.23 mi (2,229.31 km) |
