There are
1,722 mi
from Garland, TX to Concord, CA
That's the driving distance. It would take 1 day 6 hours to go from Garland, Texas to Concord, California.
The flight distance (direct flight from Garland, TX to Concord, CA) is 1,466.49 mi.
1,722 mi = 2,771.32 kms