Miles between Boulder, CO and Williamsport, PA

There are
1,619 mi
from Boulder, CO to Williamsport, PA

That's the driving distance. It would take 1 day 4 hours to go from Boulder, Colorado to Williamsport, Pennsylvania.

The flight distance (direct flight from Boulder, CO to Williamsport, PA) is 1,478.31 mi.

1,619 mi = 1.61 kms