There are
1,581 mi
from Layton, UT to Port Arthur, TX
That's the driving distance. It would take 1 day 4 hours to go from Layton, Utah to Port Arthur, Texas.
The flight distance (direct flight from Layton, UT to Port Arthur, TX) is 1,270.61 mi.
1,581 mi = 2,545.16 kms