There are
2,859 mi
from Wilmington, DE to Milwaukie, OR
That's the driving distance. It would take 2 days 2 hours to go from Wilmington, Delaware to Milwaukie, Oregon.
The flight distance (direct flight from Wilmington, DE to Milwaukie, OR) is 2,392.43 mi.
2,859 mi = 3.22 kms