There are
1,765 mi
from Garland, TX to Petaluma, CA
That's the driving distance. It would take 1 day 7 hours to go from Garland, Texas to Petaluma, California.
The flight distance (direct flight from Garland, TX to Petaluma, CA) is 1,501.13 mi.
1,765 mi = 2,840.11 kms