| Bickley to Popovo | 1,336.13 mi (2,150.29 km) |
| Bickley to Provadia | 1,392.75 mi (2,241.42 km) |
| Bickley to Radnevo | 1,365.34 mi (2,197.31 km) |
| Bickley to Radomir | 1,233.35 mi (1,984.88 km) |
| Bickley to Rakitovo | 1,303.12 mi (2,097.17 km) |
| Bickley to Rakovski | 1,326.12 mi (2,134.18 km) |
| Bickley to Razgrad | 1,341.00 mi (2,158.13 km) |
| Bickley to Razlog | 1,282.62 mi (2,064.18 km) |
| Bickley to Ruse | 1,306.51 mi (2,102.62 km) |
| Bickley to Samokov | 1,266.77 mi (2,038.67 km) |
| Bickley to Sandanski | 1,289.05 mi (2,074.52 km) |
| Bickley to Sevlievo | 1,302.25 mi (2,095.77 km) |
| Bickley to Shumen | 1,367.97 mi (2,201.53 km) |
| Bickley to Silistra | 1,350.74 mi (2,173.81 km) |
| Bickley to Sliven | 1,366.39 mi (2,198.99 km) |
