| West Mifflin to Kingsville (Texas) | 1,354.31 mi (2,179.55 km) |
| West Mifflin to Kinston (North Carolina) | 373.20 mi (600.60 km) |
| West Mifflin to Kirkland (Washington) | 2,133.31 mi (3,433.24 km) |
| West Mifflin to Kirksville (Missouri) | 667.27 mi (1,073.87 km) |
| West Mifflin to Kirkwood (Missouri) | 573.69 mi (923.26 km) |
| West Mifflin to Kiryas Joel (New York) | 307.56 mi (494.96 km) |
| West Mifflin to Kissimmee (Florida) | 837.25 mi (1,347.43 km) |
| West Mifflin to Klamath Falls (Oregon) | 2,155.51 mi (3,468.97 km) |
| West Mifflin to Knightdale (North Carolina) | 324.73 mi (522.60 km) |
| West Mifflin to Knik-Fairview (Alaska) | 3,175.64 mi (5,110.70 km) |
| West Mifflin to Knoxville (Tennessee) | 374.30 mi (602.39 km) |
| West Mifflin to Kokomo (Indiana) | 327.26 mi (526.67 km) |
| West Mifflin to Kuna (Idaho) | 1,872.97 mi (3,014.26 km) |
| West Mifflin to Kyle (Texas) | 1,238.51 mi (1,993.19 km) |
| West Mifflin to La Cañada Flintridge (California) | 2,130.33 mi (3,428.43 km) |
