| Lousa to Karlovo | 1,711.62 mi (2,754.59 km) |
| Lousa to Karnobat | 1,821.70 mi (2,931.74 km) |
| Lousa to Kavarna | 1,883.57 mi (3,031.32 km) |
| Lousa to Kazanlak | 1,741.80 mi (2,803.15 km) |
| Lousa to Knezha | 1,670.75 mi (2,688.82 km) |
| Lousa to Kostinbrod | 1,630.18 mi (2,623.53 km) |
| Lousa to Kozloduy | 1,652.34 mi (2,659.19 km) |
| Lousa to Kyustendil | 1,606.12 mi (2,584.79 km) |
| Lousa to Levski | 1,723.91 mi (2,774.37 km) |
| Lousa to Lom | 1,627.53 mi (2,619.25 km) |
| Lousa to Lovech | 1,704.20 mi (2,742.64 km) |
| Lousa to Lukovit | 1,676.21 mi (2,697.59 km) |
| Lousa to Lyaskovets | 1,754.64 mi (2,823.82 km) |
| Lousa to Mezdra | 1,652.97 mi (2,660.20 km) |
| Lousa to Momchilgrad | 1,751.70 mi (2,819.09 km) |
