There are
1,741 mi
from Vacaville, CA to Leavenworth, KS
That's the driving distance. It would take 1 day 5 hours to go from Vacaville, California to Leavenworth, Kansas.
The flight distance (direct flight from Vacaville, CA to Leavenworth, KS) is 1,452.76 mi.
1,741 mi = 1.61 kms