| Key West to Karis | 5,261.11 mi (8,466.93 km) |
| Key West to Karkkila | 5,264.39 mi (8,472.22 km) |
| Key West to Kauhajoki | 5,148.47 mi (8,285.66 km) |
| Key West to Kauhava | 5,155.36 mi (8,296.76 km) |
| Key West to Kauniainen | 5,289.85 mi (8,513.19 km) |
| Key West to Kemi | 5,120.33 mi (8,240.38 km) |
| Key West to Kemijarvi | 5,162.53 mi (8,308.30 km) |
| Key West to Kempele | 5,169.32 mi (8,319.22 km) |
| Key West to Kerava | 5,295.45 mi (8,522.20 km) |
| Key West to Keuruu | 5,227.14 mi (8,412.26 km) |
| Key West to Kiiminki | 5,169.64 mi (8,319.74 km) |
| Key West to Kirkkonummi | 5,283.13 mi (8,502.37 km) |
| Key West to Kitee | 5,386.57 mi (8,668.84 km) |
| Key West to Kiuruvesi | 5,237.97 mi (8,429.70 km) |
| Key West to Kivisto | 5,290.01 mi (8,513.45 km) |
