| Glendale Heights to Karlovo | 5,260.03 mi (8,465.19 km) |
| Glendale Heights to Karnobat | 5,337.81 mi (8,590.37 km) |
| Glendale Heights to Kavarna | 5,344.49 mi (8,601.12 km) |
| Glendale Heights to Kazanlak | 5,282.56 mi (8,501.46 km) |
| Glendale Heights to Knezha | 5,192.41 mi (8,356.37 km) |
| Glendale Heights to Kostinbrod | 5,194.18 mi (8,359.22 km) |
| Glendale Heights to Kozloduy | 5,166.21 mi (8,314.21 km) |
| Glendale Heights to Kyustendil | 5,200.32 mi (8,369.10 km) |
| Glendale Heights to Levski | 5,236.26 mi (8,426.95 km) |
| Glendale Heights to Lom | 5,146.43 mi (8,282.38 km) |
| Glendale Heights to Lovech | 5,232.81 mi (8,421.39 km) |
| Glendale Heights to Lukovit | 5,209.94 mi (8,384.59 km) |
| Glendale Heights to Lyaskovets | 5,270.01 mi (8,481.27 km) |
| Glendale Heights to Mezdra | 5,195.59 mi (8,361.49 km) |
| Glendale Heights to Momchilgrad | 5,336.56 mi (8,588.36 km) |
