The total distance from Philadelphia to Kinston is about 350 miles or 563 kilometers. This distance is equal to 304 nautical miles and an average flight takes 42 minutes with an average speed of 500 mph, which is equivalent to 805 km/hr or 434 knots. If you plan a road trip then it will take 6 hours and 21 minutes to cover this distance with an average driving speed of 55 mph or 88.5 km/hr.