| Slidell to Kalispell (Montana) | 1,790.41 mi (2,881.38 km) |
| Slidell to Kaneohe (Hawaii) | 4,213.21 mi (6,780.51 km) |
| Slidell to Kankakee (Illinois) | 754.78 mi (1,214.71 km) |
| Slidell to Kannapolis (North Carolina) | 639.72 mi (1,029.53 km) |
| Slidell to Kansas City (Kansas) | 672.04 mi (1,081.55 km) |
| Slidell to Kansas City (Missouri) | 667.62 mi (1,074.44 km) |
| Slidell to Kapaa (Hawaii) | 4,286.02 mi (6,897.68 km) |
| Slidell to Kapolei (Hawaii) | 4,231.39 mi (6,809.76 km) |
| Slidell to Katy (Texas) | 363.60 mi (585.17 km) |
| Slidell to Kaukauna (Wisconsin) | 970.07 mi (1,561.17 km) |
| Slidell to Kaysville (Utah) | 1,442.39 mi (2,321.31 km) |
| Slidell to Kearney (Missouri) | 677.83 mi (1,090.85 km) |
| Slidell to Kearney (Nebraska) | 888.36 mi (1,429.68 km) |
| Slidell to Kearns (Utah) | 1,435.10 mi (2,309.58 km) |
| Slidell to Kearny (New Jersey) | 1,136.41 mi (1,828.87 km) |
