| Betzdorf to Popovo | 1,001.23 mi (1,611.32 km) |
| Betzdorf to Provadia | 1,056.41 mi (1,700.12 km) |
| Betzdorf to Radnevo | 1,035.06 mi (1,665.76 km) |
| Betzdorf to Radomir | 910.72 mi (1,465.66 km) |
| Betzdorf to Rakitovo | 979.63 mi (1,576.56 km) |
| Betzdorf to Rakovski | 998.41 mi (1,606.78 km) |
| Betzdorf to Razgrad | 1,005.01 mi (1,617.41 km) |
| Betzdorf to Razlog | 961.85 mi (1,547.96 km) |
| Betzdorf to Ruse | 970.49 mi (1,561.85 km) |
| Betzdorf to Samokov | 943.19 mi (1,517.93 km) |
| Betzdorf to Sandanski | 970.78 mi (1,562.31 km) |
| Betzdorf to Sevlievo | 970.90 mi (1,562.51 km) |
| Betzdorf to Shumen | 1,032.10 mi (1,661.00 km) |
| Betzdorf to Silistra | 1,012.10 mi (1,628.81 km) |
| Betzdorf to Sliven | 1,033.69 mi (1,663.56 km) |
