There are
2,800 mi
from Yakima, WA to Hilton Head Island, SC
That's the driving distance. It would take 2 days 1 hour to go from Yakima, Washington to Hilton Head Island, South Carolina.
The flight distance (direct flight from Yakima, WA to Hilton Head Island, SC) is 2,311.98 mi.
2,800 mi = 3.22 kms