Miles between Tustin, CA and Great Falls, MT

There are
1,254 mi
from Tustin, CA to Great Falls, MT

That's the driving distance. It would take 21 hours 7 mins to go from Tustin, California to Great Falls, Montana.

The flight distance (direct flight from Tustin, CA to Great Falls, MT) is 1,009.14 mi.

1,254 mi = 1.61 kms