There are
970 mi
from Laredo, TX to Leavenworth, KS
That's the driving distance. It would take 16 hours 53 mins to go from Laredo, Texas to Leavenworth, Kansas.
The flight distance (direct flight from Laredo, TX to Leavenworth, KS) is 857.09 mi.
970 mi = 1,560.88 kms