| Puerto Real to Karlovo | 1,693.46 mi (2,725.36 km) |
| Puerto Real to Karnobat | 1,803.86 mi (2,903.03 km) |
| Puerto Real to Kavarna | 1,874.47 mi (3,016.67 km) |
| Puerto Real to Kazanlak | 1,723.41 mi (2,773.56 km) |
| Puerto Real to Knezha | 1,662.46 mi (2,675.46 km) |
| Puerto Real to Kostinbrod | 1,614.03 mi (2,597.53 km) |
| Puerto Real to Kozloduy | 1,647.45 mi (2,651.31 km) |
| Puerto Real to Kyustendil | 1,583.61 mi (2,548.57 km) |
| Puerto Real to Levski | 1,713.92 mi (2,758.29 km) |
| Puerto Real to Lom | 1,623.34 mi (2,612.51 km) |
| Puerto Real to Lovech | 1,691.61 mi (2,722.38 km) |
| Puerto Real to Lukovit | 1,664.42 mi (2,678.63 km) |
| Puerto Real to Lyaskovets | 1,741.66 mi (2,802.93 km) |
| Puerto Real to Mezdra | 1,640.67 mi (2,640.41 km) |
| Puerto Real to Momchilgrad | 1,721.28 mi (2,770.14 km) |
