There are
1,102 mi
from Kansas City, MO to Allentown, PA
That's the driving distance. It would take 21 hours 3 mins to go from Kansas City, Missouri to Allentown, Pennsylvania.
The flight distance (direct flight from Kansas City, MO to Allentown, PA) is 1,015.82 mi.
1,102 mi = 1.61 kms