| Bornem to Provadia | 1,212.74 mi (1,951.72 km) |
| Bornem to Radnevo | 1,187.94 mi (1,911.80 km) |
| Bornem to Radomir | 1,059.16 mi (1,704.55 km) |
| Bornem to Rakitovo | 1,128.64 mi (1,816.38 km) |
| Bornem to Rakovski | 1,149.81 mi (1,850.44 km) |
| Bornem to Razgrad | 1,161.12 mi (1,868.65 km) |
| Bornem to Razlog | 1,109.32 mi (1,785.28 km) |
| Bornem to Ruse | 1,126.61 mi (1,813.10 km) |
| Bornem to Samokov | 1,092.21 mi (1,757.74 km) |
| Bornem to Sandanski | 1,116.86 mi (1,797.42 km) |
| Bornem to Sevlievo | 1,124.34 mi (1,809.44 km) |
| Bornem to Shumen | 1,188.15 mi (1,912.14 km) |
| Bornem to Silistra | 1,169.76 mi (1,882.55 km) |
| Bornem to Sliven | 1,187.93 mi (1,911.79 km) |
| Bornem to Smolyan | 1,170.76 mi (1,884.15 km) |
