| Western Springs to Karlovo | 5,259.43 mi (8,464.24 km) |
| Western Springs to Karnobat | 5,337.46 mi (8,589.81 km) |
| Western Springs to Kavarna | 5,344.42 mi (8,601.01 km) |
| Western Springs to Kazanlak | 5,282.03 mi (8,500.61 km) |
| Western Springs to Knezha | 5,191.86 mi (8,355.50 km) |
| Western Springs to Kostinbrod | 5,193.43 mi (8,358.02 km) |
| Western Springs to Kozloduy | 5,165.67 mi (8,313.34 km) |
| Western Springs to Kyustendil | 5,199.43 mi (8,367.67 km) |
| Western Springs to Levski | 5,235.82 mi (8,426.23 km) |
| Western Springs to Lom | 5,145.84 mi (8,281.43 km) |
| Western Springs to Lovech | 5,232.28 mi (8,420.54 km) |
| Western Springs to Lukovit | 5,209.36 mi (8,383.65 km) |
| Western Springs to Lyaskovets | 5,269.59 mi (8,480.59 km) |
| Western Springs to Mezdra | 5,194.95 mi (8,360.46 km) |
| Western Springs to Momchilgrad | 5,335.86 mi (8,587.24 km) |
