| Tukwila to Karlovo | 5,893.80 mi (9,485.15 km) |
| Tukwila to Karnobat | 5,934.01 mi (9,549.86 km) |
| Tukwila to Kavarna | 5,905.18 mi (9,503.46 km) |
| Tukwila to Kazanlak | 5,906.54 mi (9,505.67 km) |
| Tukwila to Knezha | 5,825.28 mi (9,374.88 km) |
| Tukwila to Kostinbrod | 5,852.32 mi (9,418.40 km) |
| Tukwila to Kozloduy | 5,800.54 mi (9,335.06 km) |
| Tukwila to Kyustendil | 5,875.79 mi (9,456.17 km) |
| Tukwila to Levski | 5,853.37 mi (9,420.10 km) |
| Tukwila to Lom | 5,788.38 mi (9,315.50 km) |
| Tukwila to Lovech | 5,860.58 mi (9,431.69 km) |
| Tukwila to Lukovit | 5,846.06 mi (9,408.32 km) |
| Tukwila to Lyaskovets | 5,881.20 mi (9,464.87 km) |
| Tukwila to Mezdra | 5,840.38 mi (9,399.18 km) |
| Tukwila to Momchilgrad | 5,976.63 mi (9,618.45 km) |
