Miles between Simi Valley, CA and Billings, MT

There are
1,257 mi
from Simi Valley, CA to Billings, MT

That's the driving distance. It would take 22 hours 26 mins to go from Simi Valley, California to Billings, Montana.

The flight distance (direct flight from Simi Valley, CA to Billings, MT) is 961.90 mi.

1,257 mi = 1.61 kms