| Lubbeek to Provadia | 1,182.95 mi (1,903.78 km) |
| Lubbeek to Radnevo | 1,157.74 mi (1,863.20 km) |
| Lubbeek to Radomir | 1,028.75 mi (1,655.61 km) |
| Lubbeek to Rakitovo | 1,098.25 mi (1,767.46 km) |
| Lubbeek to Rakovski | 1,119.51 mi (1,801.68 km) |
| Lubbeek to Razgrad | 1,131.30 mi (1,820.65 km) |
| Lubbeek to Razlog | 1,078.89 mi (1,736.31 km) |
| Lubbeek to Ruse | 1,096.78 mi (1,765.10 km) |
| Lubbeek to Samokov | 1,061.82 mi (1,708.83 km) |
| Lubbeek to Sandanski | 1,086.42 mi (1,748.43 km) |
| Lubbeek to Sevlievo | 1,094.19 mi (1,760.92 km) |
| Lubbeek to Shumen | 1,158.31 mi (1,864.12 km) |
| Lubbeek to Silistra | 1,140.26 mi (1,835.07 km) |
| Lubbeek to Sliven | 1,157.85 mi (1,863.39 km) |
| Lubbeek to Smolyan | 1,140.36 mi (1,835.23 km) |
