| Bardstown to Smolyan | 5,407.71 mi (8,702.87 km) |
| Bardstown to Sofia | 5,304.29 mi (8,536.42 km) |
| Bardstown to Sopot | 5,361.60 mi (8,628.67 km) |
| Bardstown to Sozopol | 5,484.79 mi (8,826.92 km) |
| Bardstown to Sredets | 5,468.99 mi (8,801.49 km) |
| Bardstown to Stamboliyski | 5,376.44 mi (8,652.55 km) |
| Bardstown to Stara Zagora | 5,406.04 mi (8,700.18 km) |
| Bardstown to Svilengrad | 5,457.64 mi (8,783.23 km) |
| Bardstown to Svishtov | 5,340.97 mi (8,595.46 km) |
| Bardstown to Targovishte | 5,404.22 mi (8,697.26 km) |
| Bardstown to Teteven | 5,331.00 mi (8,579.41 km) |
| Bardstown to Troyan | 5,349.83 mi (8,609.73 km) |
| Bardstown to Tryavna | 5,380.60 mi (8,659.24 km) |
| Bardstown to Tutrakan | 5,368.83 mi (8,640.29 km) |
| Bardstown to Varna | 5,455.66 mi (8,780.04 km) |
