| West Mifflin to Steiner Ranch (Texas) | 1,222.57 mi (1,967.54 km) |
| West Mifflin to Stephenville (Texas) | 1,161.52 mi (1,869.29 km) |
| West Mifflin to Sterling (Colorado) | 1,220.13 mi (1,963.60 km) |
| West Mifflin to Sterling (Illinois) | 519.13 mi (835.47 km) |
| West Mifflin to Sterling (Virginia) | 162.60 mi (261.68 km) |
| West Mifflin to Sterling Heights (Michigan) | 222.98 mi (358.85 km) |
| West Mifflin to Steubenville (Ohio) | 39.20 mi (63.09 km) |
| West Mifflin to Stevens Point (Wisconsin) | 569.21 mi (916.05 km) |
| West Mifflin to Stevenson Ranch (California) | 2,145.96 mi (3,453.58 km) |
| West Mifflin to Stillwater (Minnesota) | 730.94 mi (1,176.34 km) |
| West Mifflin to Stillwater (Oklahoma) | 974.38 mi (1,568.12 km) |
| West Mifflin to Stockbridge (Georgia) | 528.82 mi (851.05 km) |
| West Mifflin to Stockton (California) | 2,203.78 mi (3,546.64 km) |
| West Mifflin to Stone Ridge (Virginia) | 159.36 mi (256.46 km) |
| West Mifflin to Stonecrest (Georgia) | 516.63 mi (831.44 km) |
