There are
500 mi
from Poplar Bluff, MO to Rowlett, TX
That's the driving distance. It would take 8 hours 50 mins to go from Poplar Bluff, Missouri to Rowlett, Texas.
The flight distance (direct flight from Poplar Bluff, MO to Rowlett, TX) is 439.61 mi.
500 mi = 805.15 kms