There are
436 mi
from Lawton, OK to Leavenworth, KS
That's the driving distance. It would take 7 hours 36 mins to go from Lawton, Oklahoma to Leavenworth, Kansas.
The flight distance (direct flight from Lawton, OK to Leavenworth, KS) is 377.50 mi.
436 mi = 701.99 kms