There are
1,511 mi
from Allentown, PA to Conroe, TX
That's the driving distance. It would take 1 day 4 hours to go from Allentown, Pennsylvania to Conroe, Texas.
The flight distance (direct flight from Allentown, PA to Conroe, TX) is 1,325.05 mi.
1,511 mi = 1.61 kms