There are
1,765 mi
from Garland, TX to Nashua, NH
That's the driving distance. It would take 1 day 8 hours to go from Garland, Texas to Nashua, New Hampshire.
The flight distance (direct flight from Garland, TX to Nashua, NH) is 1,524.89 mi.
1,765 mi = 1.61 kms