There are
2,574 mi
from Santa Monica, CA to Knightdale, NC
That's the driving distance. It would take 1 day 21 hours to go from Santa Monica, California to Knightdale, North Carolina.
The flight distance (direct flight from Santa Monica, CA to Knightdale, NC) is 2,254.70 mi.
2,574 mi = 4,143.17 kms