| San Juan del Puerto to Smolyan | 1,698.26 mi (2,733.08 km) |
| San Juan del Puerto to Sofia | 1,629.74 mi (2,622.82 km) |
| San Juan del Puerto to Sopot | 1,701.67 mi (2,738.57 km) |
| San Juan del Puerto to Sozopol | 1,851.70 mi (2,980.02 km) |
| San Juan del Puerto to Sredets | 1,826.23 mi (2,939.04 km) |
| San Juan del Puerto to Stamboliyski | 1,689.79 mi (2,719.46 km) |
| San Juan del Puerto to Stara Zagora | 1,747.15 mi (2,811.76 km) |
| San Juan del Puerto to Svilengrad | 1,775.49 mi (2,857.38 km) |
| San Juan del Puerto to Svishtov | 1,734.95 mi (2,792.13 km) |
| San Juan del Puerto to Targovishte | 1,795.63 mi (2,889.78 km) |
| San Juan del Puerto to Teteven | 1,677.91 mi (2,700.34 km) |
| San Juan del Puerto to Troyan | 1,700.56 mi (2,736.79 km) |
| San Juan del Puerto to Tryavna | 1,740.16 mi (2,800.52 km) |
| San Juan del Puerto to Tutrakan | 1,799.75 mi (2,896.41 km) |
| San Juan del Puerto to Varna | 1,862.68 mi (2,997.70 km) |
