There are
784 mi
from Boynton Beach, FL to Maryville, TN
That's the driving distance. It would take 14 hours 47 mins to go from Boynton Beach, Florida to Maryville, Tennessee.
The flight distance (direct flight from Boynton Beach, FL to Maryville, TN) is 678.13 mi.
784 mi = 1,261.80 kms