| Bonhill to Popovo | 1,610.20 mi (2,591.37 km) |
| Bonhill to Provadia | 1,661.94 mi (2,674.64 km) |
| Bonhill to Radnevo | 1,650.26 mi (2,655.84 km) |
| Bonhill to Radomir | 1,532.31 mi (2,466.02 km) |
| Bonhill to Rakitovo | 1,600.49 mi (2,575.75 km) |
| Bonhill to Rakovski | 1,616.31 mi (2,601.20 km) |
| Bonhill to Razgrad | 1,611.84 mi (2,594.00 km) |
| Bonhill to Razlog | 1,584.07 mi (2,549.31 km) |
| Bonhill to Ruse | 1,577.62 mi (2,538.93 km) |
| Bonhill to Samokov | 1,564.17 mi (2,517.29 km) |
| Bonhill to Sandanski | 1,593.84 mi (2,565.03 km) |
| Bonhill to Sevlievo | 1,585.34 mi (2,551.36 km) |
| Bonhill to Shumen | 1,638.90 mi (2,637.56 km) |
| Bonhill to Silistra | 1,611.92 mi (2,594.13 km) |
| Bonhill to Sliven | 1,645.91 mi (2,648.83 km) |
