| Santiponce to Devnya | 1,802.02 mi (2,900.07 km) |
| Santiponce to Dimitrovgrad | 1,700.99 mi (2,737.49 km) |
| Santiponce to Dobrich | 1,816.05 mi (2,922.65 km) |
| Santiponce to Dospat | 1,627.12 mi (2,618.59 km) |
| Santiponce to Dupnitsa | 1,574.27 mi (2,533.55 km) |
| Santiponce to Elhovo | 1,750.55 mi (2,817.23 km) |
| Santiponce to Etropole | 1,620.99 mi (2,608.73 km) |
| Santiponce to Gabrovo | 1,688.56 mi (2,717.48 km) |
| Santiponce to Gorna Oryahovitsa | 1,707.82 mi (2,748.48 km) |
| Santiponce to Gotse Delchev | 1,604.70 mi (2,582.51 km) |
| Santiponce to Harmanli | 1,716.41 mi (2,762.29 km) |
| Santiponce to Haskovo | 1,699.27 mi (2,734.72 km) |
| Santiponce to Ihtiman | 1,610.37 mi (2,591.64 km) |
| Santiponce to Isperih | 1,766.51 mi (2,842.93 km) |
| Santiponce to Kardzhali | 1,689.07 mi (2,718.29 km) |
