| Waco to Karlovo | 6,129.47 mi (9,864.44 km) |
| Waco to Karnobat | 6,208.94 mi (9,992.33 km) |
| Waco to Kavarna | 6,217.11 mi (10,005.47 km) |
| Waco to Kazanlak | 6,152.47 mi (9,901.45 km) |
| Waco to Knezha | 6,062.25 mi (9,756.25 km) |
| Waco to Kostinbrod | 6,062.43 mi (9,756.54 km) |
| Waco to Kozloduy | 6,036.10 mi (9,714.17 km) |
| Waco to Kyustendil | 6,067.30 mi (9,764.37 km) |
| Waco to Levski | 6,106.77 mi (9,827.90 km) |
| Waco to Lom | 6,015.98 mi (9,681.78 km) |
| Waco to Lovech | 6,102.75 mi (9,821.42 km) |
| Waco to Lukovit | 6,079.51 mi (9,784.02 km) |
| Waco to Lyaskovets | 6,140.69 mi (9,882.48 km) |
| Waco to Mezdra | 6,064.70 mi (9,760.19 km) |
| Waco to Momchilgrad | 6,205.20 mi (9,986.30 km) |
