There are
1,954 mi
from Yakima, WA to Maryland Heights, MO
That's the driving distance. It would take 1 day 9 hours to go from Yakima, Washington to Maryland Heights, Missouri.
The flight distance (direct flight from Yakima, WA to Maryland Heights, MO) is 1,610.79 mi.
1,954 mi = 1.61 kms