Miles between Longmont, CO and Danville, CA

There are
1,221 mi
from Longmont, CO to Danville, CA

That's the driving distance. It would take 20 hours 55 mins to go from Longmont, Colorado to Danville, California.

The flight distance (direct flight from Longmont, CO to Danville, CA) is 920.31 mi.

1,221 mi = 1.61 kms