| Royal Palm Beach to Karlovo | 5,686.32 mi (9,151.24 km) |
| Royal Palm Beach to Karnobat | 5,782.31 mi (9,305.73 km) |
| Royal Palm Beach to Kavarna | 5,811.94 mi (9,353.41 km) |
| Royal Palm Beach to Kazanlak | 5,713.42 mi (9,194.87 km) |
| Royal Palm Beach to Knezha | 5,625.56 mi (9,053.47 km) |
| Royal Palm Beach to Kostinbrod | 5,609.90 mi (9,028.26 km) |
| Royal Palm Beach to Kozloduy | 5,600.80 mi (9,013.62 km) |
| Royal Palm Beach to Kyustendil | 5,603.48 mi (9,017.93 km) |
| Royal Palm Beach to Levski | 5,676.03 mi (9,134.69 km) |
| Royal Palm Beach to Lom | 5,577.68 mi (8,976.41 km) |
| Royal Palm Beach to Lovech | 5,665.69 mi (9,118.04 km) |
| Royal Palm Beach to Lukovit | 5,639.26 mi (9,075.52 km) |
| Royal Palm Beach to Lyaskovets | 5,710.67 mi (9,190.44 km) |
| Royal Palm Beach to Mezdra | 5,620.33 mi (9,045.05 km) |
| Royal Palm Beach to Momchilgrad | 5,751.49 mi (9,256.13 km) |
