There are
1,512 mi
from Trenton, NJ to Gainesville, TX
That's the driving distance. It would take 1 day 3 hours to go from Trenton, New Jersey to Gainesville, Texas.
The flight distance (direct flight from Trenton, NJ to Gainesville, TX) is 1,313.55 mi.
1,512 mi = 1.61 kms