| Kaarst to Karlovo | 1,038.32 mi (1,671.02 km) |
| Kaarst to Karnobat | 1,123.60 mi (1,808.26 km) |
| Kaarst to Kavarna | 1,144.44 mi (1,841.79 km) |
| Kaarst to Kazanlak | 1,062.36 mi (1,709.71 km) |
| Kaarst to Knezha | 972.22 mi (1,564.64 km) |
| Kaarst to Kostinbrod | 970.13 mi (1,561.27 km) |
| Kaarst to Kozloduy | 946.29 mi (1,522.91 km) |
| Kaarst to Kyustendil | 975.89 mi (1,570.54 km) |
| Kaarst to Levski | 1,018.97 mi (1,639.88 km) |
| Kaarst to Lom | 925.26 mi (1,489.07 km) |
| Kaarst to Lovech | 1,012.86 mi (1,630.05 km) |
| Kaarst to Lukovit | 988.70 mi (1,591.16 km) |
| Kaarst to Lyaskovets | 1,053.41 mi (1,695.30 km) |
| Kaarst to Mezdra | 973.07 mi (1,566.00 km) |
| Kaarst to Momchilgrad | 1,113.01 mi (1,791.21 km) |
