| Cities | Distance |
|---|---|
| Birzai to Karlovo | 936.66 mi (1,507.41 km) |
| Birzai to Karnobat | 942.60 mi (1,516.97 km) |
| Birzai to Kavarna | 896.13 mi (1,442.18 km) |
| Birzai to Kazanlak | 938.96 mi (1,511.11 km) |
| Birzai to Knezha | 877.98 mi (1,412.97 km) |
| Birzai to Kostinbrod | 927.19 mi (1,492.17 km) |
| Birzai to Kozloduy | 859.07 mi (1,382.55 km) |
| Birzai to Kyustendil | 965.95 mi (1,554.54 km) |
| Birzai to Levski | 886.86 mi (1,427.26 km) |
| Birzai to Lom | 857.57 mi (1,380.12 km) |
| Birzai to Lovech | 902.73 mi (1,452.80 km) |
| Birzai to Lukovit | 898.58 mi (1,446.13 km) |
| Birzai to Lyaskovets | 906.13 mi (1,458.28 km) |
| Birzai to Mezdra | 902.86 mi (1,453.02 km) |
| Birzai to Momchilgrad | 1,013.81 mi (1,631.57 km) |