There are
2,459 mi
from Kennewick, WA to Pascagoula, MS
That's the driving distance. It would take 1 day 19 hours to go from Kennewick, Washington to Pascagoula, Mississippi.
The flight distance (direct flight from Kennewick, WA to Pascagoula, MS) is 1,968 mi.
2,459 mi = 3,957.93 kms