There are
2,676 mi
from Deerfield Beach, FL to Tustin, CA
That's the driving distance. It would take 1 day 23 hours to go from Deerfield Beach, Florida to Tustin, California.
The flight distance (direct flight from Deerfield Beach, FL to Tustin, CA) is 2,300.89 mi.
2,676 mi = 3.22 kms