| Bertrix to Provadia | 1,145.29 mi (1,843.17 km) |
| Bertrix to Radnevo | 1,115.03 mi (1,794.46 km) |
| Bertrix to Radomir | 981.71 mi (1,579.91 km) |
| Bertrix to Rakitovo | 1,051.53 mi (1,692.28 km) |
| Bertrix to Rakovski | 1,075.18 mi (1,730.33 km) |
| Bertrix to Razgrad | 1,093.38 mi (1,759.62 km) |
| Bertrix to Razlog | 1,030.82 mi (1,658.94 km) |
| Bertrix to Ruse | 1,058.97 mi (1,704.26 km) |
| Bertrix to Samokov | 1,015.21 mi (1,633.82 km) |
| Bertrix to Sandanski | 1,037.15 mi (1,669.14 km) |
| Bertrix to Sevlievo | 1,052.37 mi (1,693.62 km) |
| Bertrix to Shumen | 1,120.22 mi (1,802.81 km) |
| Bertrix to Silistra | 1,105.45 mi (1,779.04 km) |
| Bertrix to Sliven | 1,116.94 mi (1,797.53 km) |
| Bertrix to Smolyan | 1,093.58 mi (1,759.94 km) |
