There are
702 mi
from Yakima, WA to Petaluma, CA
That's the driving distance. It would take 14 hours 12 mins to go from Yakima, Washington to Petaluma, California.
The flight distance (direct flight from Yakima, WA to Petaluma, CA) is 588.35 mi.
702 mi = 1,130.37 kms