There are
1,299 mi
from Downey, CA to Fredericksburg, TX
That's the driving distance. It would take 22 hours 6 mins to go from Downey, California to Fredericksburg, Texas.
The flight distance (direct flight from Downey, CA to Fredericksburg, TX) is 1,153.47 mi.
1,299 mi = 1.61 kms