There are
1,802 mi
from Nashua, NH to Watauga, TX
That's the driving distance. It would take 1 day 9 hours to go from Nashua, New Hampshire to Watauga, Texas.
The flight distance (direct flight from Nashua, NH to Watauga, TX) is 1,556.72 mi.
1,802 mi = 1.61 kms