| West Mifflin to Kennewick (Washington) | 1,994.68 mi (3,210.13 km) |
| West Mifflin to Kenosha (Wisconsin) | 440.18 mi (708.40 km) |
| West Mifflin to Kent (Ohio) | 93.67 mi (150.75 km) |
| West Mifflin to Kent (Washington) | 2,134.53 mi (3,435.19 km) |
| West Mifflin to Kentwood (Michigan) | 341.52 mi (549.63 km) |
| West Mifflin to Kerman (California) | 2,165.86 mi (3,485.62 km) |
| West Mifflin to Kernersville (North Carolina) | 293.91 mi (473.01 km) |
| West Mifflin to Kerrville (Texas) | 1,294.12 mi (2,082.69 km) |
| West Mifflin to Kettering (Maryland) | 194.53 mi (313.06 km) |
| West Mifflin to Kettering (Ohio) | 229.04 mi (368.60 km) |
| West Mifflin to Kewanee (Illinois) | 527.27 mi (848.56 km) |
| West Mifflin to Key Biscayne (Florida) | 1,013.52 mi (1,631.10 km) |
| West Mifflin to Key Largo (Florida) | 1,053.09 mi (1,694.78 km) |
| West Mifflin to Key West (Florida) | 1,096.61 mi (1,764.82 km) |
| West Mifflin to Keystone (Florida) | 858.55 mi (1,381.71 km) |
