| Bietigheim-Bissingen to Popovo | 903.04 mi (1,453.30 km) |
| Bietigheim-Bissingen to Provadia | 960.67 mi (1,546.04 km) |
| Bietigheim-Bissingen to Radnevo | 930.31 mi (1,497.19 km) |
| Bietigheim-Bissingen to Radomir | 798.21 mi (1,284.59 km) |
| Bietigheim-Bissingen to Rakitovo | 867.91 mi (1,396.77 km) |
| Bietigheim-Bissingen to Rakovski | 890.77 mi (1,433.55 km) |
| Bietigheim-Bissingen to Razgrad | 908.73 mi (1,462.46 km) |
| Bietigheim-Bissingen to Razlog | 847.85 mi (1,364.48 km) |
| Bietigheim-Bissingen to Ruse | 874.35 mi (1,407.13 km) |
| Bietigheim-Bissingen to Samokov | 831.53 mi (1,338.22 km) |
| Bietigheim-Bissingen to Sandanski | 854.88 mi (1,375.80 km) |
| Bietigheim-Bissingen to Sevlievo | 867.55 mi (1,396.19 km) |
| Bietigheim-Bissingen to Shumen | 935.53 mi (1,505.59 km) |
| Bietigheim-Bissingen to Silistra | 921.54 mi (1,483.07 km) |
| Bietigheim-Bissingen to Sliven | 932.08 mi (1,500.04 km) |
