There are
2,733 mi
from Wilmington, DE to Susanville, CA
That's the driving distance. It would take 1 day 23 hours to go from Wilmington, Delaware to Susanville, California.
The flight distance (direct flight from Wilmington, DE to Susanville, CA) is 2,358.60 mi.
2,733 mi = 3.22 kms