There are
1,014 mi
from Tallahassee, FL to Leavenworth, KS
That's the driving distance. It would take 20 hours to go from Tallahassee, Florida to Leavenworth, Kansas.
The flight distance (direct flight from Tallahassee, FL to Leavenworth, KS) is 858.82 mi.
1,014 mi = 1,631.52 kms