There are
1,538 mi
from Lansdale, PA to Conroe, TX
That's the driving distance. It would take 1 day 4 hours to go from Lansdale, Pennsylvania to Conroe, Texas.
The flight distance (direct flight from Lansdale, PA to Conroe, TX) is 1,323.91 mi.
1,538 mi = 2,475.28 kms