There are 347.84 miles from Port Saint Lucie to Gretna in northwest direction and 398 miles (640.52 kilometers) by car, following the Florida's Turnpike route.
Port Saint Lucie and Gretna are 5 hours 50 mins far apart, if you drive non-stop .
This is the fastest route from Port Saint Lucie, FL to Gretna, FL. The halfway point is Fairfield, FL.
Port Saint Lucie, FL and Gretna, FL are in the same time zone (EDT). Current time in both locations is 11:10 pm.
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