| Hennebont to Karlovo | 1,404.00 mi (2,259.52 km) |
| Hennebont to Karnobat | 1,505.10 mi (2,422.23 km) |
| Hennebont to Kavarna | 1,545.91 mi (2,487.90 km) |
| Hennebont to Kazanlak | 1,432.21 mi (2,304.92 km) |
| Hennebont to Knezha | 1,346.98 mi (2,167.76 km) |
| Hennebont to Kostinbrod | 1,325.51 mi (2,133.21 km) |
| Hennebont to Kozloduy | 1,323.43 mi (2,129.85 km) |
| Hennebont to Kyustendil | 1,316.47 mi (2,118.66 km) |
| Hennebont to Levski | 1,399.19 mi (2,251.77 km) |
| Hennebont to Lom | 1,299.36 mi (2,091.12 km) |
| Hennebont to Lovech | 1,386.13 mi (2,230.76 km) |
| Hennebont to Lukovit | 1,358.85 mi (2,186.86 km) |
| Hennebont to Lyaskovets | 1,433.41 mi (2,306.85 km) |
| Hennebont to Mezdra | 1,338.59 mi (2,154.26 km) |
| Hennebont to Momchilgrad | 1,465.42 mi (2,358.36 km) |
