There are
1,595 mi
from Alhambra, CA to Weslaco, TX
That's the driving distance. It would take 1 day 3 hours to go from Alhambra, California to Weslaco, Texas.
The flight distance (direct flight from Alhambra, CA to Weslaco, TX) is 1,319.17 mi.
1,595 mi = 1.61 kms