There are
1,745 mi
from San Leandro, CA to Seguin, TX
That's the driving distance. It would take 1 day 6 hours to go from San Leandro, California to Seguin, Texas.
The flight distance (direct flight from San Leandro, CA to Seguin, TX) is 1,495.69 mi.
1,745 mi = 1.61 kms