There are
1,279 mi
from Port Arthur, TX to Dearborn, MI
That's the driving distance. It would take 23 hours 30 mins to go from Port Arthur, Texas to Dearborn, Michigan.
The flight distance (direct flight from Port Arthur, TX to Dearborn, MI) is 1,046.63 mi.
1,279 mi = 2,058.06 kms