| Alcala la Real to Devnya | 1,694.61 mi (2,727.20 km) |
| Alcala la Real to Dimitrovgrad | 1,591.54 mi (2,561.34 km) |
| Alcala la Real to Dobrich | 1,709.28 mi (2,750.82 km) |
| Alcala la Real to Dospat | 1,517.00 mi (2,441.38 km) |
| Alcala la Real to Dupnitsa | 1,465.34 mi (2,358.24 km) |
| Alcala la Real to Elhovo | 1,641.28 mi (2,641.39 km) |
| Alcala la Real to Etropole | 1,513.10 mi (2,435.10 km) |
| Alcala la Real to Gabrovo | 1,580.62 mi (2,543.77 km) |
| Alcala la Real to Gorna Oryahovitsa | 1,600.37 mi (2,575.55 km) |
| Alcala la Real to Gotse Delchev | 1,494.44 mi (2,405.07 km) |
| Alcala la Real to Harmanli | 1,606.75 mi (2,585.81 km) |
| Alcala la Real to Haskovo | 1,589.62 mi (2,558.25 km) |
| Alcala la Real to Ihtiman | 1,501.72 mi (2,416.78 km) |
| Alcala la Real to Isperih | 1,660.11 mi (2,671.69 km) |
| Alcala la Real to Kardzhali | 1,578.94 mi (2,541.05 km) |
