There are
1,537 mi
from San Marcos, CA to Lufkin, TX
That's the driving distance. It would take 1 day 2 hours to go from San Marcos, California to Lufkin, Texas.
The flight distance (direct flight from San Marcos, CA to Lufkin, TX) is 1,314.62 mi.
1,537 mi = 1.61 kms