There are
1,607 mi
from Pasadena, CA to Leavenworth, KS
That's the driving distance. It would take 1 day 3 hours to go from Pasadena, California to Leavenworth, Kansas.
The flight distance (direct flight from Pasadena, CA to Leavenworth, KS) is 1,330.35 mi.
1,607 mi = 1.61 kms