| Birzebbuga to Smolyan | 676.77 mi (1,089.16 km) |
| Birzebbuga to Sofia | 668.09 mi (1,075.18 km) |
| Birzebbuga to Sopot | 721.24 mi (1,160.72 km) |
| Birzebbuga to Sozopol | 838.68 mi (1,349.73 km) |
| Birzebbuga to Sredets | 814.13 mi (1,310.21 km) |
| Birzebbuga to Stamboliyski | 691.07 mi (1,112.16 km) |
| Birzebbuga to Stara Zagora | 749.77 mi (1,206.64 km) |
| Birzebbuga to Svilengrad | 749.65 mi (1,206.45 km) |
| Birzebbuga to Svishtov | 786.49 mi (1,265.74 km) |
| Birzebbuga to Targovishte | 820.61 mi (1,320.64 km) |
| Birzebbuga to Teteven | 713.66 mi (1,148.53 km) |
| Birzebbuga to Troyan | 729.82 mi (1,174.54 km) |
| Birzebbuga to Tryavna | 760.69 mi (1,224.21 km) |
| Birzebbuga to Tutrakan | 854.53 mi (1,375.23 km) |
| Birzebbuga to Varna | 875.73 mi (1,409.35 km) |
