Miles between Port Arthur, TX and Boulder, CO

There are
1,099 mi
from Port Arthur, TX to Boulder, CO

That's the driving distance. It would take 20 hours 31 mins to go from Port Arthur, Texas to Boulder, Colorado.

The flight distance (direct flight from Port Arthur, TX to Boulder, CO) is 947.93 mi.

1,099 mi = 1,768.81 kms