There are
2,682 mi
from Yakima, WA to Allentown, PA
That's the driving distance. It would take 1 day 23 hours to go from Yakima, Washington to Allentown, Pennsylvania.
The flight distance (direct flight from Yakima, WA to Allentown, PA) is 2,258.27 mi.
2,682 mi = 3.22 kms