There are
1,657 mi
from Rosenberg, TX to Ithaca, NY
That's the driving distance. It would take 1 day 6 hours to go from Rosenberg, Texas to Ithaca, New York.
The flight distance (direct flight from Rosenberg, TX to Ithaca, NY) is 1,393.16 mi.
1,657 mi = 2,667.42 kms