| Champaign to Karlovo | 5,356.73 mi (8,620.83 km) |
| Champaign to Karnobat | 5,436.09 mi (8,748.55 km) |
| Champaign to Kavarna | 5,444.50 mi (8,762.08 km) |
| Champaign to Kazanlak | 5,379.68 mi (8,657.75 km) |
| Champaign to Knezha | 5,289.46 mi (8,512.56 km) |
| Champaign to Kostinbrod | 5,289.90 mi (8,513.26 km) |
| Champaign to Kozloduy | 5,263.30 mi (8,470.47 km) |
| Champaign to Kyustendil | 5,295.07 mi (8,521.60 km) |
| Champaign to Levski | 5,333.93 mi (8,584.13 km) |
| Champaign to Lom | 5,243.22 mi (8,438.14 km) |
| Champaign to Lovech | 5,329.94 mi (8,577.72 km) |
| Champaign to Lukovit | 5,306.75 mi (8,540.38 km) |
| Champaign to Lyaskovets | 5,367.84 mi (8,638.70 km) |
| Champaign to Mezdra | 5,292.01 mi (8,516.66 km) |
| Champaign to Momchilgrad | 5,432.59 mi (8,742.91 km) |
