| Barking to Popovo | 1,337.15 mi (2,151.94 km) |
| Barking to Provadia | 1,393.60 mi (2,242.79 km) |
| Barking to Radnevo | 1,366.86 mi (2,199.76 km) |
| Barking to Radomir | 1,235.46 mi (1,988.27 km) |
| Barking to Rakitovo | 1,305.19 mi (2,100.51 km) |
| Barking to Rakovski | 1,327.86 mi (2,136.99 km) |
| Barking to Razgrad | 1,341.89 mi (2,159.56 km) |
| Barking to Razlog | 1,284.88 mi (2,067.82 km) |
| Barking to Ruse | 1,307.39 mi (2,104.04 km) |
| Barking to Samokov | 1,268.82 mi (2,041.97 km) |
| Barking to Sandanski | 1,291.48 mi (2,078.43 km) |
| Barking to Sevlievo | 1,303.65 mi (2,098.03 km) |
| Barking to Shumen | 1,368.87 mi (2,202.99 km) |
| Barking to Silistra | 1,351.23 mi (2,174.60 km) |
| Barking to Sliven | 1,367.67 mi (2,201.05 km) |
