MapQuest estimates the driving time as 14 hours and 15 minutes.
8 and 1/2 to 9 hours by car, an hour and a half by plane.
Between Philadelphia and Denver there are approx 1745 miles, about 1 day and 2 hours by car.
MapQuest estimates the driving time as 15 hours and 15 minutes.
It is an 18 hour drive covering about 1,270 miles.
The distance to Denver from New York is 1779 miles. Time taken by car to cover this distance is 26.75 hours and by air it will be 3.75 hours. Source - http://www.denver.org/StaticPage.aspx?pn=mileage
Yeah, no one knows where your starting point is, so we can't help you until you provide us with a starting point.
624 miles
MapQuest estimates the driving time as 7.75 hours.
Due to the Rocky Mountains, there is no straight shot to Scottsdale from Denver. The quickest route by car is right down I-70W. You can take it the entire way. It is around 830 miles, or 14hrs and 15 minutes.
It's about 450 miles, should take around seven and a half hours.
About 18.5 hours of driving time.
About 6 hours.