| Williamsport to Yonkers (New York) | 166.28 mi (267.60 km) |
| Williamsport to Yorba Linda (California) | 2,266.30 mi (3,647.26 km) |
| Williamsport to York (Pennsylvania) | 89.53 mi (144.08 km) |
| Williamsport to Yorktown (Indiana) | 449.65 mi (723.65 km) |
| Williamsport to Yorkville (Illinois) | 591.37 mi (951.72 km) |
| Williamsport to Youngstown (Ohio) | 187.96 mi (302.49 km) |
| Williamsport to Youngsville (Louisiana) | 1,136.18 mi (1,828.51 km) |
| Williamsport to Ypsilanti (Michigan) | 346.34 mi (557.39 km) |
| Williamsport to Yuba City (California) | 2,332.73 mi (3,754.16 km) |
| Williamsport to Yucaipa (California) | 2,224.24 mi (3,579.56 km) |
| Williamsport to Yucca Valley (California) | 2,189.36 mi (3,523.43 km) |
| Williamsport to Yukon (Oklahoma) | 1,186.65 mi (1,909.72 km) |
| Williamsport to Yulee (Florida) | 775.01 mi (1,247.27 km) |
| Williamsport to Yuma (Arizona) | 2,138.10 mi (3,440.94 km) |
| Williamsport to Zachary (Louisiana) | 1,073.56 mi (1,727.73 km) |
