| Son en Breugel to Karlovo | 1,090.65 mi (1,755.23 km) |
| Son en Breugel to Karnobat | 1,176.04 mi (1,892.65 km) |
| Son en Breugel to Kavarna | 1,196.74 mi (1,925.97 km) |
| Son en Breugel to Kazanlak | 1,114.74 mi (1,794.00 km) |
| Son en Breugel to Knezha | 1,024.61 mi (1,648.94 km) |
| Son en Breugel to Kostinbrod | 1,022.25 mi (1,645.15 km) |
| Son en Breugel to Kozloduy | 998.69 mi (1,607.24 km) |
| Son en Breugel to Kyustendil | 1,027.68 mi (1,653.89 km) |
| Son en Breugel to Levski | 1,071.40 mi (1,724.26 km) |
| Son en Breugel to Lom | 977.62 mi (1,573.33 km) |
| Son en Breugel to Lovech | 1,065.25 mi (1,714.36 km) |
| Son en Breugel to Lukovit | 1,041.05 mi (1,675.40 km) |
| Son en Breugel to Lyaskovets | 1,105.85 mi (1,779.69 km) |
| Son en Breugel to Mezdra | 1,025.35 mi (1,650.14 km) |
| Son en Breugel to Momchilgrad | 1,165.18 mi (1,875.18 km) |
