Miles between Longmont, CO and Amarillo, TX

There are
448 mi
from Longmont, CO to Amarillo, TX

That's the driving distance. It would take 8 hours 25 mins to go from Longmont, Colorado to Amarillo, Texas.

The flight distance (direct flight from Longmont, CO to Amarillo, TX) is 385.57 mi.

448 mi = 721.11 kms