| Boscombe to Popovo | 1,406.26 mi (2,263.15 km) |
| Boscombe to Provadia | 1,463.91 mi (2,355.94 km) |
| Boscombe to Radnevo | 1,432.19 mi (2,304.89 km) |
| Boscombe to Radomir | 1,296.31 mi (2,086.21 km) |
| Boscombe to Rakitovo | 1,366.24 mi (2,198.75 km) |
| Boscombe to Rakovski | 1,391.52 mi (2,239.43 km) |
| Boscombe to Razgrad | 1,411.98 mi (2,272.36 km) |
| Boscombe to Razlog | 1,344.41 mi (2,163.61 km) |
| Boscombe to Ruse | 1,377.60 mi (2,217.03 km) |
| Boscombe to Samokov | 1,330.09 mi (2,140.57 km) |
| Boscombe to Sandanski | 1,349.55 mi (2,171.89 km) |
| Boscombe to Sevlievo | 1,369.98 mi (2,204.77 km) |
| Boscombe to Shumen | 1,438.79 mi (2,315.50 km) |
| Boscombe to Silistra | 1,424.13 mi (2,291.92 km) |
| Boscombe to Sliven | 1,434.83 mi (2,309.14 km) |
