There are
1,397 mi
from Lewisville, TX to Brea, CA
That's the driving distance. It would take 1 day to go from Lewisville, Texas to Brea, California.
The flight distance (direct flight from Lewisville, TX to Brea, CA) is 1,204.19 mi.
1,397 mi = 2,247.67 kms