| Bishopbriggs to Karlovo | 1,578.80 mi (2,540.84 km) |
| Bishopbriggs to Karnobat | 1,657.58 mi (2,667.62 km) |
| Bishopbriggs to Kavarna | 1,669.06 mi (2,686.09 km) |
| Bishopbriggs to Kazanlak | 1,601.29 mi (2,577.03 km) |
| Bishopbriggs to Knezha | 1,511.13 mi (2,431.92 km) |
| Bishopbriggs to Kostinbrod | 1,514.00 mi (2,436.54 km) |
| Bishopbriggs to Kozloduy | 1,484.93 mi (2,389.76 km) |
| Bishopbriggs to Kyustendil | 1,522.29 mi (2,449.89 km) |
| Bishopbriggs to Levski | 1,555.27 mi (2,502.96 km) |
| Bishopbriggs to Lom | 1,465.19 mi (2,357.99 km) |
| Bishopbriggs to Lovech | 1,551.54 mi (2,496.96 km) |
| Bishopbriggs to Lukovit | 1,528.69 mi (2,460.18 km) |
| Bishopbriggs to Lyaskovets | 1,589.17 mi (2,557.52 km) |
| Bishopbriggs to Mezdra | 1,514.54 mi (2,437.42 km) |
| Bishopbriggs to Momchilgrad | 1,655.83 mi (2,664.80 km) |
