| Cheltenham to Karlovo | 1,401.77 mi (2,255.93 km) |
| Cheltenham to Karnobat | 1,491.73 mi (2,400.71 km) |
| Cheltenham to Kavarna | 1,516.74 mi (2,440.95 km) |
| Cheltenham to Kazanlak | 1,427.15 mi (2,296.78 km) |
| Cheltenham to Knezha | 1,337.59 mi (2,152.64 km) |
| Cheltenham to Kostinbrod | 1,329.89 mi (2,140.25 km) |
| Cheltenham to Kozloduy | 1,312.06 mi (2,111.56 km) |
| Cheltenham to Kyustendil | 1,330.94 mi (2,141.94 km) |
| Cheltenham to Levski | 1,386.11 mi (2,230.73 km) |
| Cheltenham to Lom | 1,290.02 mi (2,076.09 km) |
| Cheltenham to Lovech | 1,378.17 mi (2,217.95 km) |
| Cheltenham to Lukovit | 1,352.96 mi (2,177.38 km) |
| Cheltenham to Lyaskovets | 1,420.74 mi (2,286.46 km) |
| Cheltenham to Mezdra | 1,335.88 mi (2,149.89 km) |
| Cheltenham to Momchilgrad | 1,473.24 mi (2,370.95 km) |
