Miles between Longmont, CO and Rocklin, CA

There are
1,123 mi
from Longmont, CO to Rocklin, CA

That's the driving distance. It would take 19 hours 1 min to go from Longmont, Colorado to Rocklin, California.

The flight distance (direct flight from Longmont, CO to Rocklin, CA) is 864.46 mi.

1,123 mi = 1.61 kms