There are
1,864 mi
from San Mateo, CA to Port Lavaca, TX
That's the driving distance. It would take 1 day 8 hours to go from San Mateo, California to Port Lavaca, Texas.
The flight distance (direct flight from San Mateo, CA to Port Lavaca, TX) is 1,604.39 mi.
1,864 mi = 2,999.05 kms