There are
1,542 mi
from Moreno Valley, CA to Harlingen, TX
That's the driving distance. It would take 1 day 2 hours to go from Moreno Valley, California to Harlingen, Texas.
The flight distance (direct flight from Moreno Valley, CA to Harlingen, TX) is 1,282.07 mi.
1,542 mi = 1.61 kms