There are
1,852 mi
from Hayward, CA to Port Lavaca, TX
That's the driving distance. It would take 1 day 8 hours to go from Hayward, California to Port Lavaca, Texas.
The flight distance (direct flight from Hayward, CA to Port Lavaca, TX) is 1,593.39 mi.
1,852 mi = 1.61 kms