There are
1,937 mi
from Baytown, TX to San Mateo, CA
That's the driving distance. It would take 1 day 9 hours to go from Baytown, Texas to San Mateo, California.
The flight distance (direct flight from Baytown, TX to San Mateo, CA) is 1,656.26 mi.
1,937 mi = 1.61 kms