There are
1,110 mi
from St Petersburg, FL to Fayetteville, AR
That's the driving distance. It would take 20 hours 51 mins to go from St Petersburg, Florida to Fayetteville, Arkansas.
The flight distance (direct flight from St Petersburg, FL to Fayetteville, AR) is 884.38 mi.
1,110 mi = 1.61 kms