There are
1,702 mi
from Denison, TX to Concord, CA
That's the driving distance. It would take 1 day 6 hours to go from Denison, Texas to Concord, California.
The flight distance (direct flight from Denison, TX to Concord, CA) is 1,452.15 mi.
1,702 mi = 2,738.29 kms