There are
1,943 mi
from Hillsborough, CA to Baytown, TX
That's the driving distance. It would take 1 day 9 hours to go from Hillsborough, California to Baytown, Texas.
The flight distance (direct flight from Hillsborough, CA to Baytown, TX) is 1,659.25 mi.
1,943 mi = 3,126.98 kms