| Saint-Ghislain to Provadia | 1,217.47 mi (1,959.33 km) |
| Saint-Ghislain to Radnevo | 1,188.83 mi (1,913.23 km) |
| Saint-Ghislain to Radomir | 1,056.54 mi (1,700.34 km) |
| Saint-Ghislain to Rakitovo | 1,126.31 mi (1,812.63 km) |
| Saint-Ghislain to Rakovski | 1,149.41 mi (1,849.79 km) |
| Saint-Ghislain to Razgrad | 1,165.63 mi (1,875.90 km) |
| Saint-Ghislain to Razlog | 1,105.87 mi (1,779.72 km) |
| Saint-Ghislain to Ruse | 1,131.17 mi (1,820.45 km) |
| Saint-Ghislain to Samokov | 1,089.96 mi (1,754.12 km) |
| Saint-Ghislain to Sandanski | 1,112.41 mi (1,790.25 km) |
| Saint-Ghislain to Sevlievo | 1,125.89 mi (1,811.94 km) |
| Saint-Ghislain to Shumen | 1,192.54 mi (1,919.21 km) |
| Saint-Ghislain to Silistra | 1,176.52 mi (1,893.43 km) |
| Saint-Ghislain to Sliven | 1,190.20 mi (1,915.45 km) |
| Saint-Ghislain to Smolyan | 1,168.38 mi (1,880.33 km) |
