| Cities | Distance |
|---|---|
| Birzai to Smolyan | 1,009.92 mi (1,625.31 km) |
| Birzai to Sofia | 934.89 mi (1,504.55 km) |
| Birzai to Sopot | 936.21 mi (1,506.69 km) |
| Birzai to Sozopol | 961.34 mi (1,547.12 km) |
| Birzai to Sredets | 963.14 mi (1,550.02 km) |
| Birzai to Stamboliyski | 971.96 mi (1,564.22 km) |
| Birzai to Stara Zagora | 952.03 mi (1,532.14 km) |
| Birzai to Svilengrad | 999.35 mi (1,608.30 km) |
| Birzai to Svishtov | 869.82 mi (1,399.84 km) |
| Birzai to Targovishte | 898.41 mi (1,445.86 km) |
| Birzai to Teteven | 918.04 mi (1,477.44 km) |
| Birzai to Troyan | 920.10 mi (1,480.75 km) |
| Birzai to Tryavna | 921.83 mi (1,483.54 km) |
| Birzai to Tutrakan | 843.47 mi (1,357.43 km) |
| Birzai to Varna | 907.90 mi (1,461.13 km) |