There are
1,795 mi
from Olathe, KS to Antioch, CA
That's the driving distance. It would take 1 day 6 hours to go from Olathe, Kansas to Antioch, California.
The flight distance (direct flight from Olathe, KS to Antioch, CA) is 1,456.35 mi.
1,795 mi = 1.61 kms