There are
1,900 mi
from Rocklin, CA to Port Lavaca, TX
That's the driving distance. It would take 1 day 9 hours to go from Rocklin, California to Port Lavaca, Texas.
The flight distance (direct flight from Rocklin, CA to Port Lavaca, TX) is 1,572.73 mi.
1,900 mi = 3,058.08 kms