Miles between Gainesville, FL and Key Biscayne, FL

There are
343 mi
from Gainesville, FL to Key Biscayne, FL

That's the driving distance. It would take 6 hours 26 mins to go from Gainesville, Florida to Key Biscayne, Florida.

The flight distance (direct flight from Gainesville, FL to Key Biscayne, FL) is 303.76 mi.

343 mi = 552.37 kms