There are
1,793 mi
from Pasco, WA to Hannibal, MO
That's the driving distance. It would take 1 day 6 hours to go from Pasco, Washington to Hannibal, Missouri.
The flight distance (direct flight from Pasco, WA to Hannibal, MO) is 1,464.54 mi.
1,793 mi = 2,885.37 kms