There are
1,809 mi
from Seattle, WA to Atchison, KS
That's the driving distance. It would take 1 day 7 hours to go from Seattle, Washington to Atchison, Kansas.
The flight distance (direct flight from Seattle, WA to Atchison, KS) is 1,461.30 mi.
1,809 mi = 1.61 kms