| Bonnyrigg to Karlovo | 1,538.23 mi (2,475.54 km) |
| Bonnyrigg to Karnobat | 1,616.27 mi (2,601.13 km) |
| Bonnyrigg to Kavarna | 1,627.06 mi (2,618.50 km) |
| Bonnyrigg to Kazanlak | 1,560.51 mi (2,511.40 km) |
| Bonnyrigg to Knezha | 1,470.39 mi (2,366.36 km) |
| Bonnyrigg to Kostinbrod | 1,473.97 mi (2,372.13 km) |
| Bonnyrigg to Kozloduy | 1,444.17 mi (2,324.17 km) |
| Bonnyrigg to Kyustendil | 1,482.81 mi (2,386.35 km) |
| Bonnyrigg to Levski | 1,514.22 mi (2,436.90 km) |
| Bonnyrigg to Lom | 1,424.60 mi (2,292.67 km) |
| Bonnyrigg to Lovech | 1,510.75 mi (2,431.32 km) |
| Bonnyrigg to Lukovit | 1,488.07 mi (2,394.82 km) |
| Bonnyrigg to Lyaskovets | 1,548.05 mi (2,491.35 km) |
| Bonnyrigg to Mezdra | 1,474.14 mi (2,372.40 km) |
| Bonnyrigg to Momchilgrad | 1,615.56 mi (2,600.00 km) |
