There are
1,981 mi
from Mcallen, TX to Larkspur, CA
That's the driving distance. It would take 1 day 10 hours to go from Mcallen, Texas to Larkspur, California.
The flight distance (direct flight from Mcallen, TX to Larkspur, CA) is 1,630.31 mi.
1,981 mi = 1.61 kms