| Warstein to Popovo | 1,002.16 mi (1,612.82 km) |
| Warstein to Provadia | 1,055.94 mi (1,699.37 km) |
| Warstein to Radnevo | 1,039.24 mi (1,672.49 km) |
| Warstein to Radomir | 919.69 mi (1,480.10 km) |
| Warstein to Rakitovo | 987.88 mi (1,589.84 km) |
| Warstein to Rakovski | 1,004.29 mi (1,616.25 km) |
| Warstein to Razgrad | 1,005.00 mi (1,617.38 km) |
| Warstein to Razlog | 971.52 mi (1,563.51 km) |
| Warstein to Ruse | 970.55 mi (1,561.94 km) |
| Warstein to Samokov | 951.55 mi (1,531.37 km) |
| Warstein to Sandanski | 981.56 mi (1,579.66 km) |
| Warstein to Sevlievo | 974.58 mi (1,568.44 km) |
| Warstein to Shumen | 1,032.12 mi (1,661.03 km) |
| Warstein to Silistra | 1,009.33 mi (1,624.36 km) |
| Warstein to Sliven | 1,036.24 mi (1,667.66 km) |
