Miles between Longmont, CO and Tempe, AZ

There are
891 mi
from Longmont, CO to Tempe, AZ

That's the driving distance. It would take 16 hours 7 mins to go from Longmont, Colorado to Tempe, Arizona.

The flight distance (direct flight from Longmont, CO to Tempe, AZ) is 599.67 mi.

891 mi = 1,433.87 kms