| Kruibeke to Provadia | 1,211.41 mi (1,949.57 km) |
| Kruibeke to Radnevo | 1,187.03 mi (1,910.33 km) |
| Kruibeke to Radomir | 1,058.65 mi (1,703.73 km) |
| Kruibeke to Rakitovo | 1,128.10 mi (1,815.50 km) |
| Kruibeke to Rakovski | 1,149.05 mi (1,849.21 km) |
| Kruibeke to Razgrad | 1,159.82 mi (1,866.54 km) |
| Kruibeke to Razlog | 1,108.90 mi (1,784.61 km) |
| Kruibeke to Ruse | 1,125.30 mi (1,810.99 km) |
| Kruibeke to Samokov | 1,091.66 mi (1,756.85 km) |
| Kruibeke to Sandanski | 1,116.56 mi (1,796.92 km) |
| Kruibeke to Sevlievo | 1,123.36 mi (1,807.87 km) |
| Kruibeke to Shumen | 1,186.85 mi (1,910.06 km) |
| Kruibeke to Silistra | 1,168.21 mi (1,880.05 km) |
| Kruibeke to Sliven | 1,186.87 mi (1,910.08 km) |
| Kruibeke to Smolyan | 1,170.21 mi (1,883.27 km) |
