Miles between Lewisville, TX and Boulder, CO

There are
780 mi
from Lewisville, TX to Boulder, CO

That's the driving distance. It would take 14 hours 29 mins to go from Lewisville, Texas to Boulder, Colorado.

The flight distance (direct flight from Lewisville, TX to Boulder, CO) is 664.97 mi.

780 mi = 1,255.29 kms