Miles between Walnut Creek, CA and Great Falls, MT

There are
1,170 mi
from Walnut Creek, CA to Great Falls, MT

That's the driving distance. It would take 20 hours 2 mins to go from Walnut Creek, California to Great Falls, Montana.

The flight distance (direct flight from Walnut Creek, CA to Great Falls, MT) is 857.45 mi.

1,170 mi = 1,882.67 kms