Miles between St Louis, MO and Port Arthur, TX

There are
769 mi
from St Louis, MO to Port Arthur, TX

That's the driving distance. It would take 14 hours 14 mins to go from St Louis, Missouri to Port Arthur, Texas.

The flight distance (direct flight from St Louis, MO to Port Arthur, TX) is 640.50 mi.

769 mi = 1,237.44 kms