There are
1,563 mi
from Union, NJ to Watauga, TX
That's the driving distance. It would take 1 day 4 hours to go from Union, New Jersey to Watauga, Texas.
The flight distance (direct flight from Union, NJ to Watauga, TX) is 1,377.58 mi.
1,563 mi = 2,515.32 kms