There are
2,560 mi
from Tustin, CA to Knightdale, NC
That's the driving distance. It would take 1 day 21 hours to go from Tustin, California to Knightdale, North Carolina.
The flight distance (direct flight from Tustin, CA to Knightdale, NC) is 2,222.68 mi.
2,560 mi = 3.22 kms