| Mlada Boleslav to Karlovo | 712.72 mi (1,147.01 km) |
| Mlada Boleslav to Karnobat | 784.73 mi (1,262.90 km) |
| Mlada Boleslav to Kavarna | 794.31 mi (1,278.32 km) |
| Mlada Boleslav to Kazanlak | 732.90 mi (1,179.49 km) |
| Mlada Boleslav to Knezha | 643.64 mi (1,035.83 km) |
| Mlada Boleslav to Kostinbrod | 655.69 mi (1,055.23 km) |
| Mlada Boleslav to Kozloduy | 617.41 mi (993.63 km) |
| Mlada Boleslav to Kyustendil | 672.32 mi (1,082.00 km) |
| Mlada Boleslav to Levski | 684.58 mi (1,101.72 km) |
| Mlada Boleslav to Lom | 599.77 mi (965.24 km) |
| Mlada Boleslav to Lovech | 683.32 mi (1,099.69 km) |
| Mlada Boleslav to Lukovit | 662.47 mi (1,066.15 km) |
| Mlada Boleslav to Lyaskovets | 717.81 mi (1,155.20 km) |
| Mlada Boleslav to Mezdra | 650.98 mi (1,047.65 km) |
| Mlada Boleslav to Momchilgrad | 792.89 mi (1,276.03 km) |
