There are
1,609 mi
from Glendale, CA to Harlingen, TX
That's the driving distance. It would take 1 day 3 hours to go from Glendale, California to Harlingen, Texas.
The flight distance (direct flight from Glendale, CA to Harlingen, TX) is 1,342.05 mi.
1,609 mi = 1.61 kms