| Borne to Smolyan | 1,119.30 mi (1,801.35 km) |
| Borne to Sofia | 1,015.01 mi (1,633.50 km) |
| Borne to Sopot | 1,067.89 mi (1,718.61 km) |
| Borne to Sozopol | 1,187.92 mi (1,911.78 km) |
| Borne to Sredets | 1,172.26 mi (1,886.57 km) |
| Borne to Stamboliyski | 1,085.68 mi (1,747.23 km) |
| Borne to Stara Zagora | 1,111.03 mi (1,788.04 km) |
| Borne to Svilengrad | 1,163.50 mi (1,872.48 km) |
| Borne to Svishtov | 1,044.21 mi (1,680.49 km) |
| Borne to Targovishte | 1,107.37 mi (1,782.14 km) |
| Borne to Teteven | 1,037.52 mi (1,669.72 km) |
| Borne to Troyan | 1,055.38 mi (1,698.47 km) |
| Borne to Tryavna | 1,084.77 mi (1,745.77 km) |
| Borne to Tutrakan | 1,072.97 mi (1,726.79 km) |
| Borne to Varna | 1,159.76 mi (1,866.46 km) |
