There are
2,715 mi
from Wilmington, DE to Escondido, CA
That's the driving distance. It would take 2 days to go from Wilmington, Delaware to Escondido, California.
The flight distance (direct flight from Wilmington, DE to Escondido, CA) is 2,332.67 mi.
2,715 mi = 4,369.37 kms