| Lappeenranta to Karlovo | 1,280.63 mi (2,060.97 km) |
| Lappeenranta to Karnobat | 1,274.60 mi (2,051.27 km) |
| Lappeenranta to Kavarna | 1,218.37 mi (1,960.77 km) |
| Lappeenranta to Kazanlak | 1,280.01 mi (2,059.98 km) |
| Lappeenranta to Knezha | 1,225.47 mi (1,972.20 km) |
| Lappeenranta to Kostinbrod | 1,277.69 mi (2,056.24 km) |
| Lappeenranta to Kozloduy | 1,208.12 mi (1,944.28 km) |
| Lappeenranta to Kyustendil | 1,317.92 mi (2,120.98 km) |
| Lappeenranta to Levski | 1,229.42 mi (1,978.56 km) |
| Lappeenranta to Lom | 1,208.48 mi (1,944.86 km) |
| Lappeenranta to Lovech | 1,247.26 mi (2,007.27 km) |
| Lappeenranta to Lukovit | 1,245.60 mi (2,004.60 km) |
| Lappeenranta to Lyaskovets | 1,245.57 mi (2,004.55 km) |
| Lappeenranta to Mezdra | 1,251.75 mi (2,014.49 km) |
| Lappeenranta to Momchilgrad | 1,354.62 mi (2,180.04 km) |
