| Chalons-en-Champagne to Karlovo | 1,072.62 mi (1,726.21 km) |
| Chalons-en-Champagne to Karnobat | 1,168.41 mi (1,880.37 km) |
| Chalons-en-Champagne to Kavarna | 1,202.23 mi (1,934.81 km) |
| Chalons-en-Champagne to Kazanlak | 1,099.43 mi (1,769.37 km) |
| Chalons-en-Champagne to Knezha | 1,011.44 mi (1,627.75 km) |
| Chalons-en-Champagne to Kostinbrod | 997.45 mi (1,605.24 km) |
| Chalons-en-Champagne to Kozloduy | 986.74 mi (1,588.00 km) |
| Chalons-en-Champagne to Kyustendil | 994.58 mi (1,600.62 km) |
| Chalons-en-Champagne to Levski | 1,062.09 mi (1,709.26 km) |
| Chalons-en-Champagne to Lom | 963.55 mi (1,550.69 km) |
| Chalons-en-Champagne to Lovech | 1,051.56 mi (1,692.33 km) |
| Chalons-en-Champagne to Lukovit | 1,025.22 mi (1,649.93 km) |
| Chalons-en-Champagne to Lyaskovets | 1,096.70 mi (1,764.97 km) |
| Chalons-en-Champagne to Mezdra | 1,006.57 mi (1,619.92 km) |
| Chalons-en-Champagne to Momchilgrad | 1,140.17 mi (1,834.92 km) |
