| Philadelphia to Kalispell (Montana) | 2,001.18 mi (3,220.58 km) |
| Philadelphia to Kaneohe (Hawaii) | 4,904.70 mi (7,893.35 km) |
| Philadelphia to Kankakee (Illinois) | 671.95 mi (1,081.39 km) |
| Philadelphia to Kannapolis (North Carolina) | 434.04 mi (698.52 km) |
| Philadelphia to Kansas City (Kansas) | 1,044.20 mi (1,680.48 km) |
| Philadelphia to Kansas City (Missouri) | 1,034.14 mi (1,664.29 km) |
| Philadelphia to Kapaa (Hawaii) | 4,956.98 mi (7,977.49 km) |
| Philadelphia to Kapolei (Hawaii) | 4,921.76 mi (7,920.80 km) |
| Philadelphia to Katy (Texas) | 1,364.03 mi (2,195.19 km) |
| Philadelphia to Kaukauna (Wisconsin) | 733.42 mi (1,180.32 km) |
| Philadelphia to Kaysville (Utah) | 1,920.39 mi (3,090.57 km) |
| Philadelphia to Kearney (Missouri) | 1,021.35 mi (1,643.70 km) |
| Philadelphia to Kearney (Nebraska) | 1,258.01 mi (2,024.57 km) |
| Philadelphia to Kearns (Utah) | 1,928.44 mi (3,103.53 km) |
| Philadelphia to Kearny (New Jersey) | 74.14 mi (119.32 km) |
