Miles between Fontana, CA and Longmont, CO

There are
995 mi
from Fontana, CA to Longmont, CO

That's the driving distance. It would take 17 hours 30 mins to go from Fontana, California to Longmont, Colorado.

The flight distance (direct flight from Fontana, CA to Longmont, CO) is 797.44 mi.

995 mi = 1,601.78 kms