Miles between Great Falls, MT and Brea, CA

There are
1,244 mi
from Great Falls, MT to Brea, CA

That's the driving distance. It would take 20 hours 54 mins to go from Great Falls, Montana to Brea, California.

The flight distance (direct flight from Great Falls, MT to Brea, CA) is 999.21 mi.

1,244 mi = 2,002.37 kms