| Leidschendam to Karlovo | 1,150.18 mi (1,851.04 km) |
| Leidschendam to Karnobat | 1,234.59 mi (1,986.89 km) |
| Leidschendam to Kavarna | 1,253.89 mi (2,017.94 km) |
| Leidschendam to Kazanlak | 1,174.04 mi (1,889.43 km) |
| Leidschendam to Knezha | 1,083.85 mi (1,744.29 km) |
| Leidschendam to Kostinbrod | 1,082.32 mi (1,741.83 km) |
| Leidschendam to Kozloduy | 1,057.88 mi (1,702.49 km) |
| Leidschendam to Kyustendil | 1,088.20 mi (1,751.29 km) |
| Leidschendam to Levski | 1,130.26 mi (1,818.97 km) |
| Leidschendam to Lom | 1,037.01 mi (1,668.91 km) |
| Leidschendam to Lovech | 1,124.48 mi (1,809.68 km) |
| Leidschendam to Lukovit | 1,100.48 mi (1,771.05 km) |
| Leidschendam to Lyaskovets | 1,164.64 mi (1,874.30 km) |
| Leidschendam to Mezdra | 1,085.02 mi (1,746.18 km) |
| Leidschendam to Momchilgrad | 1,225.13 mi (1,971.66 km) |
