| Avila to Popovo | 1,589.19 mi (2,557.55 km) |
| Avila to Provadia | 1,650.27 mi (2,655.86 km) |
| Avila to Radnevo | 1,580.49 mi (2,543.56 km) |
| Avila to Radomir | 1,427.41 mi (2,297.19 km) |
| Avila to Rakitovo | 1,488.63 mi (2,395.72 km) |
| Avila to Rakovski | 1,531.39 mi (2,464.54 km) |
| Avila to Razgrad | 1,602.53 mi (2,579.02 km) |
| Avila to Razlog | 1,457.86 mi (2,346.20 km) |
| Avila to Ruse | 1,573.34 mi (2,532.05 km) |
| Avila to Samokov | 1,459.35 mi (2,348.60 km) |
| Avila to Sandanski | 1,450.87 mi (2,334.95 km) |
| Avila to Sevlievo | 1,534.47 mi (2,469.50 km) |
| Avila to Shumen | 1,624.62 mi (2,614.57 km) |
| Avila to Silistra | 1,637.28 mi (2,634.95 km) |
| Avila to Sliven | 1,598.04 mi (2,571.80 km) |
