There are
1,915 mi
from Pharr, TX to Lathrop, CA
That's the driving distance. It would take 1 day 9 hours to go from Pharr, Texas to Lathrop, California.
The flight distance (direct flight from Pharr, TX to Lathrop, CA) is 1,566.96 mi.
1,915 mi = 3,081.79 kms