| San Sebastian de los Reyes to Karlovo | 1,469.33 mi (2,364.67 km) |
| San Sebastian de los Reyes to Karnobat | 1,579.64 mi (2,542.18 km) |
| San Sebastian de los Reyes to Kavarna | 1,643.12 mi (2,644.34 km) |
| San Sebastian de los Reyes to Kazanlak | 1,499.52 mi (2,413.25 km) |
| San Sebastian de los Reyes to Knezha | 1,430.04 mi (2,301.43 km) |
| San Sebastian de los Reyes to Kostinbrod | 1,388.05 mi (2,233.85 km) |
| San Sebastian de los Reyes to Kozloduy | 1,412.24 mi (2,272.78 km) |
| San Sebastian de los Reyes to Kyustendil | 1,363.04 mi (2,193.60 km) |
| San Sebastian de los Reyes to Levski | 1,483.00 mi (2,386.65 km) |
| San Sebastian de los Reyes to Lom | 1,387.51 mi (2,232.98 km) |
| San Sebastian de los Reyes to Lovech | 1,462.79 mi (2,354.13 km) |
| San Sebastian de los Reyes to Lukovit | 1,434.88 mi (2,309.21 km) |
| San Sebastian de los Reyes to Lyaskovets | 1,513.25 mi (2,435.35 km) |
| San Sebastian de los Reyes to Mezdra | 1,411.51 mi (2,271.60 km) |
| San Sebastian de los Reyes to Momchilgrad | 1,507.91 mi (2,426.75 km) |
