There are
1,359 mi
from Pocatello, ID to Duncanville, TX
That's the driving distance. It would take 1 day to go from Pocatello, Idaho to Duncanville, Texas.
The flight distance (direct flight from Pocatello, ID to Duncanville, TX) is 1,100.85 mi.
1,359 mi = 2,186.74 kms