293 miles heading across to I-95, then taking I-95 NORTH to St. Augustine.
93 miles
40 miles
There are about 464 miles between Saint Augustine, FL and Key West, FL.
610 miles
123 miles
200 miles
175 miles
295 miles
42 miles up I-95 NORTH.
142 miles
152
It is 104.65 miles according to MapQuest.