There are
2,480 mi
from Rancho Cucamonga, CA to St Petersburg, FL
That's the driving distance. It would take 1 day 19 hours to go from Rancho Cucamonga, California to St Petersburg, Florida.
The flight distance (direct flight from Rancho Cucamonga, CA to St Petersburg, FL) is 2,106.40 mi.
2,480 mi = 3.22 kms