There are
1,488 mi
from Conroe, TX to Lemon Grove, CA
That's the driving distance. It would take 1 day 1 hour to go from Conroe, Texas to Lemon Grove, California.
The flight distance (direct flight from Conroe, TX to Lemon Grove, CA) is 1,279.44 mi.
1,488 mi = 2,394.26 kms