There are
1,605 mi
from St Petersburg, FL to Champlin, MN
That's the driving distance. It would take 1 day 5 hours to go from St Petersburg, Florida to Champlin, Minnesota.
The flight distance (direct flight from St Petersburg, FL to Champlin, MN) is 1,340.69 mi.
1,605 mi = 2,582.73 kms