Miles between Longmont, CO and Irvine, CA

There are
1,039 mi
from Longmont, CO to Irvine, CA

That's the driving distance. It would take 18 hours 21 mins to go from Longmont, Colorado to Irvine, California.

The flight distance (direct flight from Longmont, CO to Irvine, CA) is 830.69 mi.

1,039 mi = 1.61 kms