| Saint-Ghislain to Karnobat | 1,219.40 mi (1,962.43 km) |
| Saint-Ghislain to Kavarna | 1,246.68 mi (2,006.34 km) |
| Saint-Ghislain to Kazanlak | 1,153.98 mi (1,857.16 km) |
| Saint-Ghislain to Knezha | 1,064.60 mi (1,713.31 km) |
| Saint-Ghislain to Kostinbrod | 1,056.20 mi (1,699.79 km) |
| Saint-Ghislain to Kozloduy | 1,039.20 mi (1,672.42 km) |
| Saint-Ghislain to Kyustendil | 1,057.25 mi (1,701.48 km) |
| Saint-Ghislain to Levski | 1,113.55 mi (1,792.08 km) |
| Saint-Ghislain to Lom | 1,016.95 mi (1,636.63 km) |
| Saint-Ghislain to Lovech | 1,105.14 mi (1,778.56 km) |
| Saint-Ghislain to Lukovit | 1,079.75 mi (1,737.68 km) |
| Saint-Ghislain to Lyaskovets | 1,148.20 mi (1,847.86 km) |
| Saint-Ghislain to Mezdra | 1,062.46 mi (1,709.86 km) |
| Saint-Ghislain to Momchilgrad | 1,199.54 mi (1,930.48 km) |
| Saint-Ghislain to Montana | 1,032.54 mi (1,661.72 km) |
