| Kilwinning to Karlovo | 1,589.33 mi (2,557.78 km) |
| Kilwinning to Karnobat | 1,669.22 mi (2,686.35 km) |
| Kilwinning to Kavarna | 1,681.89 mi (2,706.74 km) |
| Kilwinning to Kazanlak | 1,612.11 mi (2,594.44 km) |
| Kilwinning to Knezha | 1,521.90 mi (2,449.27 km) |
| Kilwinning to Kostinbrod | 1,523.77 mi (2,452.27 km) |
| Kilwinning to Kozloduy | 1,495.74 mi (2,407.16 km) |
| Kilwinning to Kyustendil | 1,531.35 mi (2,464.47 km) |
| Kilwinning to Levski | 1,566.50 mi (2,521.04 km) |
| Kilwinning to Lom | 1,475.76 mi (2,375.00 km) |
| Kilwinning to Lovech | 1,562.38 mi (2,514.40 km) |
| Kilwinning to Lukovit | 1,539.28 mi (2,477.23 km) |
| Kilwinning to Lyaskovets | 1,600.50 mi (2,575.76 km) |
| Kilwinning to Mezdra | 1,524.84 mi (2,454.00 km) |
| Kilwinning to Momchilgrad | 1,665.90 mi (2,681.00 km) |
