There are
1,549 mi
from Pearland, TX to Rancho Santa Margarita, CA
That's the driving distance. It would take 1 day 2 hours to go from Pearland, Texas to Rancho Santa Margarita, California.
The flight distance (direct flight from Pearland, TX to Rancho Santa Margarita, CA) is 1,340.34 mi.
1,549 mi = 1.61 kms