It depends on how fast you drive. However, as an example, to cover 1,470 miles would require at least 22 hours and 36 minutes of driving time if you maintained a steady 65 mph. You will have to add time for stops, detours and other delays.
Just divide the distance by the speed.
2012 - 1470 = 542
10.5
going 60 miles an hour
The Keys are 120 miles long. Dallas to Key West is 1470 miles.
7.86 miles
58.285714286 minutes you drive 68 miles 60 minutes you drive 70 miles
6 hours
About 6 hours
Depends on the speed
Depends on your speed.
2000 miles