Miles between Longmont, CO and Denison, TX

There are
795 mi
from Longmont, CO to Denison, TX

That's the driving distance. It would take 14 hours 45 mins to go from Longmont, Colorado to Denison, Texas.

The flight distance (direct flight from Longmont, CO to Denison, TX) is 647.36 mi.

795 mi = 1,279.36 kms