Miles between Longmont, CO and Modesto, CA

There are
1,217 mi
from Longmont, CO to Modesto, CA

That's the driving distance. It would take 20 hours 48 mins to go from Longmont, Colorado to Modesto, California.

The flight distance (direct flight from Longmont, CO to Modesto, CA) is 871.06 mi.

1,217 mi = 1.61 kms