There are
1,073 mi
from Kennewick, WA to Azusa, CA
That's the driving distance. It would take 20 hours 14 mins to go from Kennewick, Washington to Azusa, California.
The flight distance (direct flight from Kennewick, WA to Azusa, CA) is 836.97 mi.
1,073 mi = 1,726.76 kms