Miles between Simi Valley, CA and Northglenn, CO

There are
1,043 mi
from Simi Valley, CA to Northglenn, CO

That's the driving distance. It would take 18 hours 35 mins to go from Simi Valley, California to Northglenn, Colorado.

The flight distance (direct flight from Simi Valley, CA to Northglenn, CO) is 852.92 mi.

1,043 mi = 1.61 kms