| Sankt Ingbert to Karlovo | 962.70 mi (1,549.32 km) |
| Sankt Ingbert to Karnobat | 1,055.19 mi (1,698.16 km) |
| Sankt Ingbert to Kavarna | 1,085.15 mi (1,746.38 km) |
| Sankt Ingbert to Kazanlak | 988.63 mi (1,591.04 km) |
| Sankt Ingbert to Knezha | 899.57 mi (1,447.72 km) |
| Sankt Ingbert to Kostinbrod | 889.83 mi (1,432.05 km) |
| Sankt Ingbert to Kozloduy | 874.36 mi (1,407.14 km) |
| Sankt Ingbert to Kyustendil | 890.36 mi (1,432.90 km) |
| Sankt Ingbert to Levski | 949.09 mi (1,527.42 km) |
| Sankt Ingbert to Lom | 851.81 mi (1,370.86 km) |
| Sankt Ingbert to Lovech | 940.02 mi (1,512.82 km) |
| Sankt Ingbert to Lukovit | 914.34 mi (1,471.49 km) |
| Sankt Ingbert to Lyaskovets | 983.77 mi (1,583.22 km) |
| Sankt Ingbert to Mezdra | 896.69 mi (1,443.09 km) |
| Sankt Ingbert to Momchilgrad | 1,033.13 mi (1,662.67 km) |
