There are
1,603 mi
from Irvine, CA to Atchison, KS
That's the driving distance. It would take 1 day 3 hours to go from Irvine, California to Atchison, Kansas.
The flight distance (direct flight from Irvine, CA to Atchison, KS) is 1,317.08 mi.
1,603 mi = 1.61 kms