| West Mifflin to Yonkers (New York) | 319.15 mi (513.62 km) |
| West Mifflin to Yorba Linda (California) | 2,116.46 mi (3,406.11 km) |
| West Mifflin to York (Pennsylvania) | 169.87 mi (273.37 km) |
| West Mifflin to Yorktown (Indiana) | 295.68 mi (475.86 km) |
| West Mifflin to Yorkville (Illinois) | 454.19 mi (730.94 km) |
| West Mifflin to Youngstown (Ohio) | 64.19 mi (103.30 km) |
| West Mifflin to Youngsville (Louisiana) | 982.14 mi (1,580.61 km) |
| West Mifflin to Ypsilanti (Michigan) | 232.63 mi (374.38 km) |
| West Mifflin to Yuba City (California) | 2,197.80 mi (3,537.02 km) |
| West Mifflin to Yucaipa (California) | 2,074.15 mi (3,338.03 km) |
| West Mifflin to Yucca Valley (California) | 2,039.01 mi (3,281.47 km) |
| West Mifflin to Yukon (Oklahoma) | 1,026.66 mi (1,652.25 km) |
| West Mifflin to Yulee (Florida) | 678.22 mi (1,091.50 km) |
| West Mifflin to Yuma (Arizona) | 1,983.85 mi (3,192.71 km) |
| West Mifflin to Zachary (Louisiana) | 920.06 mi (1,480.70 km) |
