There are
1,776 mi
from Vacaville, CA to Seagoville, TX
That's the driving distance. It would take 1 day 7 hours to go from Vacaville, California to Seagoville, Texas.
The flight distance (direct flight from Vacaville, CA to Seagoville, TX) is 1,479.75 mi.
1,776 mi = 1.61 kms