There are
1,748 mi
from Farmers Branch, TX to Petaluma, CA
That's the driving distance. It would take 1 day 6 hours to go from Farmers Branch, Texas to Petaluma, California.
The flight distance (direct flight from Farmers Branch, TX to Petaluma, CA) is 1,486.90 mi.
1,748 mi = 2,813.29 kms