Miles between Harlingen, TX and Longmont, CO

There are
1,205 mi
from Harlingen, TX to Longmont, CO

That's the driving distance. It would take 22 hours to go from Harlingen, Texas to Longmont, Colorado.

The flight distance (direct flight from Harlingen, TX to Longmont, CO) is 1,055.37 mi.

1,205 mi = 1,939.17 kms