There are
641 mi
from Rockford, IL to Farragut, TN
That's the driving distance. It would take 12 hours 9 mins to go from Rockford, Illinois to Farragut, Tennessee.
The flight distance (direct flight from Rockford, IL to Farragut, TN) is 514.41 mi.
641 mi = 1,031.10 kms