There are
1,958 mi
from Killeen, TX to Concord, NH
That's the driving distance. It would take 1 day 12 hours to go from Killeen, Texas to Concord, New Hampshire.
The flight distance (direct flight from Killeen, TX to Concord, NH) is 1,656.22 mi.
1,958 mi = 1.61 kms