There are
1,510 mi
from Wilmington, DE to Seabrook, TX
That's the driving distance. It would take 1 day 3 hours to go from Wilmington, Delaware to Seabrook, Texas.
The flight distance (direct flight from Wilmington, DE to Seabrook, TX) is 1,307.22 mi.
1,510 mi = 1.61 kms