Miles between Lancaster, CA and Longmont, CO

There are
1,023 mi
from Lancaster, CA to Longmont, CO

That's the driving distance. It would take 18 hours 4 mins to go from Lancaster, California to Longmont, Colorado.

The flight distance (direct flight from Lancaster, CA to Longmont, CO) is 808.92 mi.

1,023 mi = 1.61 kms