There are
2,231 mi
from Yakima, WA to Port Arthur, TX
That's the driving distance. It would take 1 day 15 hours to go from Yakima, Washington to Port Arthur, Texas.
The flight distance (direct flight from Yakima, WA to Port Arthur, TX) is 1,831.79 mi.
2,231 mi = 3,591.18 kms