There are
2,802 mi
from Yakima, WA to Summerville, SC
That's the driving distance. It would take 2 days 1 hour to go from Yakima, Washington to Summerville, South Carolina.
The flight distance (direct flight from Yakima, WA to Summerville, SC) is 2,305.87 mi.
2,802 mi = 3.22 kms