There are
2,706 mi
from Yonkers, NY to Kennewick, WA
That's the driving distance. It would take 2 days to go from Yonkers, New York to Kennewick, Washington.
The flight distance (direct flight from Yonkers, NY to Kennewick, WA) is 2,262.43 mi.
2,706 mi = 4,355.08 kms