| Villacidro to Smolyan | 849.63 mi (1,367.34 km) |
| Villacidro to Sofia | 790.93 mi (1,272.88 km) |
| Villacidro to Sopot | 861.23 mi (1,386.02 km) |
| Villacidro to Sozopol | 1,008.13 mi (1,622.43 km) |
| Villacidro to Sredets | 982.29 mi (1,580.85 km) |
| Villacidro to Stamboliyski | 845.07 mi (1,360.02 km) |
| Villacidro to Stara Zagora | 904.35 mi (1,455.42 km) |
| Villacidro to Svilengrad | 927.78 mi (1,493.12 km) |
| Villacidro to Svishtov | 903.85 mi (1,454.60 km) |
| Villacidro to Targovishte | 959.57 mi (1,544.28 km) |
| Villacidro to Teteven | 840.43 mi (1,352.54 km) |
| Villacidro to Troyan | 862.36 mi (1,387.84 km) |
| Villacidro to Tryavna | 901.23 mi (1,450.38 km) |
| Villacidro to Tutrakan | 972.06 mi (1,564.38 km) |
| Villacidro to Varna | 1,025.52 mi (1,650.41 km) |
