There are
1,924 mi
from Yakima, WA to Ardmore, OK
That's the driving distance. It would take 1 day 8 hours to go from Yakima, Washington to Ardmore, Oklahoma.
The flight distance (direct flight from Yakima, WA to Ardmore, OK) is 1,490.38 mi.
1,924 mi = 1.61 kms