| Johnstone to Karlovo | 1,586.83 mi (2,553.76 km) |
| Johnstone to Karnobat | 1,666.03 mi (2,681.21 km) |
| Johnstone to Kavarna | 1,677.94 mi (2,700.38 km) |
| Johnstone to Kazanlak | 1,609.43 mi (2,590.13 km) |
| Johnstone to Knezha | 1,519.25 mi (2,445.00 km) |
| Johnstone to Kostinbrod | 1,521.74 mi (2,449.01 km) |
| Johnstone to Kozloduy | 1,493.07 mi (2,402.86 km) |
| Johnstone to Kyustendil | 1,529.76 mi (2,461.92 km) |
| Johnstone to Levski | 1,563.56 mi (2,516.31 km) |
| Johnstone to Lom | 1,473.23 mi (2,370.94 km) |
| Johnstone to Lovech | 1,559.69 mi (2,510.07 km) |
| Johnstone to Lukovit | 1,536.74 mi (2,473.15 km) |
| Johnstone to Lyaskovets | 1,597.50 mi (2,570.93 km) |
| Johnstone to Mezdra | 1,522.49 mi (2,450.21 km) |
| Johnstone to Momchilgrad | 1,663.69 mi (2,677.45 km) |
