Miles between Santa Monica, CA and Great Falls, MT

There are
1,273 mi
from Santa Monica, CA to Great Falls, MT

That's the driving distance. It would take 21 hours 27 mins to go from Santa Monica, California to Great Falls, Montana.

The flight distance (direct flight from Santa Monica, CA to Great Falls, MT) is 1,003.47 mi.

1,273 mi = 1.61 kms