There are
991 mi
from Danbury, CT to Fernandina Beach, FL
That's the driving distance. It would take 19 hours 8 mins to go from Danbury, Connecticut to Fernandina Beach, Florida.
The flight distance (direct flight from Danbury, CT to Fernandina Beach, FL) is 864.72 mi.
991 mi = 1,594.61 kms