There are
1,646 mi
from Yakima, WA to Maryville, MO
That's the driving distance. It would take 1 day 4 hours to go from Yakima, Washington to Maryville, Missouri.
The flight distance (direct flight from Yakima, WA to Maryville, MO) is 1,348.90 mi.
1,646 mi = 1.61 kms