| Eckernforde to Kaneohe (Hawaii) | 7,142.77 mi (11,495.17 km) |
| Eckernforde to Kankakee (Illinois) | 4,252.90 mi (6,844.38 km) |
| Eckernforde to Kannapolis (North Carolina) | 4,288.67 mi (6,901.95 km) |
| Eckernforde to Kansas City (Kansas) | 4,589.11 mi (7,385.46 km) |
| Eckernforde to Kansas City (Missouri) | 4,582.84 mi (7,375.36 km) |
| Eckernforde to Kapaa (Hawaii) | 7,107.81 mi (11,438.91 km) |
| Eckernforde to Kapolei (Hawaii) | 7,149.57 mi (11,506.12 km) |
| Eckernforde to Katy (Texas) | 5,143.84 mi (8,278.21 km) |
| Eckernforde to Kaukauna (Wisconsin) | 4,101.83 mi (6,601.25 km) |
| Eckernforde to Kaysville (Utah) | 4,998.22 mi (8,043.85 km) |
| Eckernforde to Kearney (Missouri) | 4,563.85 mi (7,344.81 km) |
| Eckernforde to Kearney (Nebraska) | 4,641.51 mi (7,469.79 km) |
| Eckernforde to Kearns (Utah) | 5,022.24 mi (8,082.51 km) |
| Eckernforde to Kearny (New Jersey) | 3,780.59 mi (6,084.27 km) |
| Eckernforde to Keene (New Hampshire) | 3,607.70 mi (5,806.03 km) |
