There are
1,481 mi
from Conroe, TX to Santee, CA
That's the driving distance. It would take 1 day 1 hour to go from Conroe, Texas to Santee, California.
The flight distance (direct flight from Conroe, TX to Santee, CA) is 1,276.35 mi.
1,481 mi = 2,383.56 kms