There are
1,340 mi
from New Britain, CT to Leavenworth, KS
That's the driving distance. It would take 1 day 1 hour to go from New Britain, Connecticut to Leavenworth, Kansas.
The flight distance (direct flight from New Britain, CT to Leavenworth, KS) is 1,171.58 mi.
1,340 mi = 1.61 kms