There are
1,400 mi
from Marshalltown, IA to Sebring, FL
That's the driving distance. It would take 1 day 2 hours to go from Marshalltown, Iowa to Sebring, Florida.
The flight distance (direct flight from Marshalltown, IA to Sebring, FL) is 1,195.28 mi.
1,400 mi = 2,252.45 kms