| Ilhavo to Karlovo | 1,723.39 mi (2,773.52 km) |
| Ilhavo to Karnobat | 1,833.19 mi (2,950.23 km) |
| Ilhavo to Kavarna | 1,893.70 mi (3,047.61 km) |
| Ilhavo to Kazanlak | 1,753.53 mi (2,822.03 km) |
| Ilhavo to Knezha | 1,681.20 mi (2,705.64 km) |
| Ilhavo to Kostinbrod | 1,641.85 mi (2,642.30 km) |
| Ilhavo to Kozloduy | 1,662.35 mi (2,675.29 km) |
| Ilhavo to Kyustendil | 1,618.73 mi (2,605.10 km) |
| Ilhavo to Levski | 1,734.48 mi (2,791.38 km) |
| Ilhavo to Lom | 1,637.49 mi (2,635.29 km) |
| Ilhavo to Lovech | 1,715.19 mi (2,760.32 km) |
| Ilhavo to Lukovit | 1,687.14 mi (2,715.19 km) |
| Ilhavo to Lyaskovets | 1,765.57 mi (2,841.41 km) |
| Ilhavo to Mezdra | 1,664.03 mi (2,678.00 km) |
| Ilhavo to Momchilgrad | 1,765.10 mi (2,840.66 km) |
