5.3 hours at 65 mph.
It depends how fast you drive.
5 hours 47 minutes at 60 mph
347 / 60 = 5.783 hours, or 5 hours and 47 minutes.
347 miles
215.834
347 miles
If you could drive non-stop at a constant speed of 60 mph, it would take about 6 hours and 43 minutes.
347 miles
347 km is about 215.6 miles.
There are 5, 347 miles from Puerto Rico to Greece. A flight from Puerto Rico to Greece would last about 30 hours and 10 minutes.
It is 347 miles according to Google Maps.
347 minutes