| Cities | Distance |
|---|
| Bulach to Smolyan | 892.99 mi (1,437.13 km) |
| Bulach to Sofia | 792.90 mi (1,276.05 km) |
| Bulach to Sopot | 857.53 mi (1,380.05 km) |
| Bulach to Sozopol | 997.82 mi (1,605.84 km) |
| Bulach to Sredets | 977.32 mi (1,572.84 km) |
| Bulach to Stamboliyski | 865.66 mi (1,393.14 km) |
| Bulach to Stara Zagora | 904.91 mi (1,456.31 km) |
| Bulach to Svilengrad | 952.21 mi (1,532.43 km) |
| Bulach to Svishtov | 854.87 mi (1,375.79 km) |
| Bulach to Targovishte | 921.68 mi (1,483.31 km) |
| Bulach to Teteven | 827.21 mi (1,331.26 km) |
| Bulach to Troyan | 848.42 mi (1,365.40 km) |
| Bulach to Tryavna | 884.14 mi (1,422.89 km) |
| Bulach to Tutrakan | 901.32 mi (1,450.53 km) |
| Bulach to Varna | 983.68 mi (1,583.07 km) |
