Miles between Longmont, CO and Mckinney, TX

There are
803 mi
from Longmont, CO to Mckinney, TX

That's the driving distance. It would take 15 hours 2 mins to go from Longmont, Colorado to Mckinney, Texas.

The flight distance (direct flight from Longmont, CO to Mckinney, TX) is 671.50 mi.

803 mi = 1,292.98 kms