Miles between Longmont, CO and Harlingen, TX

There are
1,207 mi
from Longmont, CO to Harlingen, TX

That's the driving distance. It would take 21 hours 47 mins to go from Longmont, Colorado to Harlingen, Texas.

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

1,207 mi = 1.61 kms