Miles between Westminster, CO and Simi Valley, CA

There are
1,037 mi
from Westminster, CO to Simi Valley, CA

That's the driving distance. It would take 18 hours 23 mins to go from Westminster, Colorado to Simi Valley, California.

The flight distance (direct flight from Westminster, CO to Simi Valley, CA) is 848.59 mi.

1,037 mi = 1.61 kms