How far is Rochester ny to mansfield pa?

112 miles

1. Take I-390 SOUTH (towards CORNING), from Rochester, to I-86/NY-17 EAST to CORNING @ END I-390.
2. Take I-86/NY-17 EAST to U.S. 15 SOUTH to WILLIAMSPORT at EXIT 44A.
3. Take U.S. 15 SOUTH to Mansfield.