| Biala Podlaska to Smolyan | 725.85 mi (1,168.14 km) |
| Biala Podlaska to Sofia | 644.94 mi (1,037.94 km) |
| Biala Podlaska to Sopot | 652.77 mi (1,050.53 km) |
| Biala Podlaska to Sozopol | 698.02 mi (1,123.35 km) |
| Biala Podlaska to Sredets | 695.69 mi (1,119.60 km) |
| Biala Podlaska to Stamboliyski | 687.23 mi (1,105.98 km) |
| Biala Podlaska to Stara Zagora | 673.75 mi (1,084.29 km) |
| Biala Podlaska to Svilengrad | 723.96 mi (1,165.10 km) |
| Biala Podlaska to Svishtov | 590.61 mi (950.50 km) |
| Biala Podlaska to Targovishte | 627.77 mi (1,010.29 km) |
| Biala Podlaska to Teteven | 632.16 mi (1,017.36 km) |
| Biala Podlaska to Troyan | 636.56 mi (1,024.45 km) |
| Biala Podlaska to Tryavna | 642.96 mi (1,034.74 km) |
| Biala Podlaska to Tutrakan | 574.62 mi (924.77 km) |
| Biala Podlaska to Varna | 648.52 mi (1,043.69 km) |
