There are
2,227 mi
from Yakima, WA to Piqua, OH
That's the driving distance. It would take 1 day 15 hours to go from Yakima, Washington to Piqua, Ohio.
The flight distance (direct flight from Yakima, WA to Piqua, OH) is 1,857.48 mi.
2,227 mi = 3.22 kms