| Illkirch-Graffenstaden to Karlovo | 918.15 mi (1,477.62 km) |
| Illkirch-Graffenstaden to Karnobat | 1,013.12 mi (1,630.45 km) |
| Illkirch-Graffenstaden to Kavarna | 1,046.56 mi (1,684.28 km) |
| Illkirch-Graffenstaden to Kazanlak | 944.71 mi (1,520.36 km) |
| Illkirch-Graffenstaden to Knezha | 856.40 mi (1,378.24 km) |
| Illkirch-Graffenstaden to Kostinbrod | 843.74 mi (1,357.87 km) |
| Illkirch-Graffenstaden to Kozloduy | 831.57 mi (1,338.28 km) |
| Illkirch-Graffenstaden to Kyustendil | 842.31 mi (1,355.56 km) |
| Illkirch-Graffenstaden to Levski | 906.81 mi (1,459.37 km) |
| Illkirch-Graffenstaden to Lom | 808.52 mi (1,301.20 km) |
| Illkirch-Graffenstaden to Lovech | 896.62 mi (1,442.97 km) |
| Illkirch-Graffenstaden to Lukovit | 870.44 mi (1,400.84 km) |
| Illkirch-Graffenstaden to Lyaskovets | 941.45 mi (1,515.11 km) |
| Illkirch-Graffenstaden to Mezdra | 852.08 mi (1,371.29 km) |
| Illkirch-Graffenstaden to Momchilgrad | 986.76 mi (1,588.04 km) |
