There are
2,197 mi
from Rochester Hills, MI to Kennewick, WA
That's the driving distance. It would take 1 day 14 hours to go from Rochester Hills, Michigan to Kennewick, Washington.
The flight distance (direct flight from Rochester Hills, MI to Kennewick, WA) is 1,776.82 mi.
2,197 mi = 3.22 kms