| Boortmeerbeek to Dimitrovgrad | 1,168.91 mi (1,881.18 km) |
| Boortmeerbeek to Dobrich | 1,198.28 mi (1,928.44 km) |
| Boortmeerbeek to Dospat | 1,130.45 mi (1,819.28 km) |
| Boortmeerbeek to Dupnitsa | 1,061.94 mi (1,709.02 km) |
| Boortmeerbeek to Elhovo | 1,202.67 mi (1,935.51 km) |
| Boortmeerbeek to Etropole | 1,071.41 mi (1,724.28 km) |
| Boortmeerbeek to Gabrovo | 1,123.39 mi (1,807.93 km) |
| Boortmeerbeek to Gorna Oryahovitsa | 1,127.28 mi (1,814.18 km) |
| Boortmeerbeek to Gotse Delchev | 1,117.58 mi (1,798.58 km) |
| Boortmeerbeek to Harmanli | 1,185.96 mi (1,908.61 km) |
| Boortmeerbeek to Haskovo | 1,172.69 mi (1,887.26 km) |
| Boortmeerbeek to Ihtiman | 1,081.41 mi (1,740.36 km) |
| Boortmeerbeek to Isperih | 1,150.88 mi (1,852.17 km) |
| Boortmeerbeek to Kardzhali | 1,177.31 mi (1,894.70 km) |
| Boortmeerbeek to Karlovo | 1,111.68 mi (1,789.08 km) |
