There are
2,899 mi
from St Petersburg, FL to Rohnert Park, CA
That's the driving distance. It would take 2 days 4 hours to go from St Petersburg, Florida to Rohnert Park, California.
The flight distance (direct flight from St Petersburg, FL to Rohnert Park, CA) is 2,410.99 mi.
2,899 mi = 3.22 kms