| Spa to Dimitrovgrad | 1,103.29 mi (1,775.58 km) |
| Spa to Dobrich | 1,134.29 mi (1,825.47 km) |
| Spa to Dospat | 1,064.46 mi (1,713.09 km) |
| Spa to Dupnitsa | 995.94 mi (1,602.81 km) |
| Spa to Elhovo | 1,137.34 mi (1,830.37 km) |
| Spa to Etropole | 1,005.73 mi (1,618.57 km) |
| Spa to Gabrovo | 1,058.07 mi (1,702.80 km) |
| Spa to Gorna Oryahovitsa | 1,062.22 mi (1,709.47 km) |
| Spa to Gotse Delchev | 1,051.54 mi (1,692.29 km) |
| Spa to Harmanli | 1,120.36 mi (1,803.04 km) |
| Spa to Haskovo | 1,107.02 mi (1,781.57 km) |
| Spa to Ihtiman | 1,015.56 mi (1,634.38 km) |
| Spa to Isperih | 1,086.63 mi (1,748.77 km) |
| Spa to Kardzhali | 1,111.51 mi (1,788.81 km) |
| Spa to Karlovo | 1,046.11 mi (1,683.56 km) |
