| Flower Mound to Karlovo | 6,047.22 mi (9,732.06 km) |
| Flower Mound to Karnobat | 6,125.53 mi (9,858.08 km) |
| Flower Mound to Kavarna | 6,132.42 mi (9,869.17 km) |
| Flower Mound to Kazanlak | 6,069.92 mi (9,768.59 km) |
| Flower Mound to Knezha | 5,979.74 mi (9,623.46 km) |
| Flower Mound to Kostinbrod | 5,980.90 mi (9,625.33 km) |
| Flower Mound to Kozloduy | 5,953.55 mi (9,581.32 km) |
| Flower Mound to Kyustendil | 5,986.48 mi (9,634.30 km) |
| Flower Mound to Levski | 6,023.81 mi (9,694.38 km) |
| Flower Mound to Lom | 5,933.65 mi (9,549.29 km) |
| Flower Mound to Lovech | 6,020.17 mi (9,688.53 km) |
| Flower Mound to Lukovit | 5,997.17 mi (9,651.52 km) |
| Flower Mound to Lyaskovets | 6,057.61 mi (9,748.78 km) |
| Flower Mound to Mezdra | 5,982.65 mi (9,628.15 km) |
| Flower Mound to Momchilgrad | 6,123.45 mi (9,854.74 km) |
