There are
1,550 mi
from Santee, CA to Lumberton, TX
That's the driving distance. It would take 1 day 2 hours to go from Santee, California to Lumberton, Texas.
The flight distance (direct flight from Santee, CA to Lumberton, TX) is 1,350 mi.
1,550 mi = 2,494.94 kms