Miles between Port St Lucie, FL and Key Biscayne, FL

There are
120 mi
from Port St Lucie, FL to Key Biscayne, FL

That's the driving distance. It would take 2 hours 24 mins to go from Port St Lucie, Florida to Key Biscayne, Florida.

The flight distance (direct flight from Port St Lucie, FL to Key Biscayne, FL) is 109.96 mi.

120 mi = 193.25 kms