| Borgo a Buggiano to Smolyan | 725.46 mi (1,167.51 km) |
| Borgo a Buggiano to Sofia | 638.12 mi (1,026.95 km) |
| Borgo a Buggiano to Sopot | 709.46 mi (1,141.77 km) |
| Borgo a Buggiano to Sozopol | 859.70 mi (1,383.55 km) |
| Borgo a Buggiano to Sredets | 835.82 mi (1,345.12 km) |
| Borgo a Buggiano to Stamboliyski | 706.78 mi (1,137.45 km) |
| Borgo a Buggiano to Stara Zagora | 757.41 mi (1,218.93 km) |
| Borgo a Buggiano to Svilengrad | 796.07 mi (1,281.14 km) |
| Borgo a Buggiano to Svishtov | 728.81 mi (1,172.90 km) |
| Borgo a Buggiano to Targovishte | 793.49 mi (1,276.99 km) |
| Borgo a Buggiano to Teteven | 681.90 mi (1,097.41 km) |
| Borgo a Buggiano to Troyan | 704.72 mi (1,134.13 km) |
| Borgo a Buggiano to Tryavna | 743.93 mi (1,197.24 km) |
| Borgo a Buggiano to Tutrakan | 788.73 mi (1,269.34 km) |
| Borgo a Buggiano to Varna | 860.17 mi (1,384.31 km) |
