| Cortland to Karlovo | 4,780.17 mi (7,692.95 km) |
| Cortland to Karnobat | 4,865.46 mi (7,830.20 km) |
| Cortland to Kavarna | 4,881.10 mi (7,855.36 km) |
| Cortland to Kazanlak | 4,804.60 mi (7,732.26 km) |
| Cortland to Knezha | 4,714.52 mi (7,587.28 km) |
| Cortland to Kostinbrod | 4,709.88 mi (7,579.82 km) |
| Cortland to Kozloduy | 4,688.63 mi (7,545.62 km) |
| Cortland to Kyustendil | 4,711.55 mi (7,582.51 km) |
| Cortland to Levski | 4,761.24 mi (7,662.48 km) |
| Cortland to Lom | 4,667.43 mi (7,511.50 km) |
| Cortland to Lovech | 4,755.17 mi (7,652.70 km) |
| Cortland to Lukovit | 4,730.78 mi (7,613.45 km) |
| Cortland to Lyaskovets | 4,795.62 mi (7,717.81 km) |
| Cortland to Mezdra | 4,714.61 mi (7,587.42 km) |
| Cortland to Momchilgrad | 4,853.21 mi (7,810.48 km) |
