| Seattle to Karis | 4,754.42 mi (7,651.51 km) |
| Seattle to Karkkila | 4,732.79 mi (7,616.69 km) |
| Seattle to Kauhajoki | 4,585.58 mi (7,379.77 km) |
| Seattle to Kauhava | 4,555.63 mi (7,331.58 km) |
| Seattle to Kauniainen | 4,759.86 mi (7,660.26 km) |
| Seattle to Kemi | 4,408.43 mi (7,094.68 km) |
| Seattle to Kemijarvi | 4,377.78 mi (7,045.36 km) |
| Seattle to Kempele | 4,471.49 mi (7,196.17 km) |
| Seattle to Kerava | 4,753.11 mi (7,649.40 km) |
| Seattle to Keuruu | 4,629.98 mi (7,451.23 km) |
| Seattle to Kiiminki | 4,460.56 mi (7,178.57 km) |
| Seattle to Kirkkonummi | 4,761.92 mi (7,663.57 km) |
| Seattle to Kitee | 4,704.41 mi (7,571.01 km) |
| Seattle to Kiuruvesi | 4,564.77 mi (7,346.29 km) |
| Seattle to Kivisto | 4,754.57 mi (7,651.75 km) |
