| Seaford to Kaneohe (Hawaii) | 7,271.09 mi (11,701.69 km) |
| Seaford to Kankakee (Illinois) | 4,024.93 mi (6,477.50 km) |
| Seaford to Kannapolis (North Carolina) | 3,995.69 mi (6,430.44 km) |
| Seaford to Kansas City (Kansas) | 4,382.36 mi (7,052.72 km) |
| Seaford to Kansas City (Missouri) | 4,375.15 mi (7,041.13 km) |
| Seaford to Kapaa (Hawaii) | 7,249.02 mi (11,666.17 km) |
| Seaford to Kapolei (Hawaii) | 7,279.91 mi (11,715.88 km) |
| Seaford to Katy (Texas) | 4,895.03 mi (7,877.80 km) |
| Seaford to Kaukauna (Wisconsin) | 3,895.35 mi (6,268.97 km) |
| Seaford to Kaysville (Utah) | 4,889.51 mi (7,868.91 km) |
| Seaford to Kearney (Missouri) | 4,356.51 mi (7,011.12 km) |
| Seaford to Kearney (Nebraska) | 4,464.82 mi (7,185.44 km) |
| Seaford to Kearns (Utah) | 4,912.03 mi (7,905.14 km) |
| Seaford to Kearny (New Jersey) | 3,489.87 mi (5,616.41 km) |
| Seaford to Keene (New Hampshire) | 3,323.79 mi (5,349.12 km) |
