| Saarlouis to Karlovo | 978.49 mi (1,574.73 km) |
| Saarlouis to Karnobat | 1,071.25 mi (1,724.01 km) |
| Saarlouis to Kavarna | 1,101.47 mi (1,772.65 km) |
| Saarlouis to Kazanlak | 1,004.49 mi (1,616.57 km) |
| Saarlouis to Knezha | 915.51 mi (1,473.37 km) |
| Saarlouis to Kostinbrod | 905.41 mi (1,457.12 km) |
| Saarlouis to Kozloduy | 890.33 mi (1,432.85 km) |
| Saarlouis to Kyustendil | 905.63 mi (1,457.47 km) |
| Saarlouis to Levski | 965.13 mi (1,553.22 km) |
| Saarlouis to Lom | 867.73 mi (1,396.48 km) |
| Saarlouis to Lovech | 955.94 mi (1,538.44 km) |
| Saarlouis to Lukovit | 930.20 mi (1,497.01 km) |
| Saarlouis to Lyaskovets | 999.80 mi (1,609.02 km) |
| Saarlouis to Mezdra | 912.47 mi (1,468.47 km) |
| Saarlouis to Momchilgrad | 1,048.69 mi (1,687.70 km) |
