There are 550.60 miles from Philadelphia to Knoxville in southwest direction and 621 miles (999.40 kilometers) by car, following the I-81 route.
Philadelphia and Knoxville are 11 hours 54 mins far apart, if you drive non-stop.
This is the fastest route from Philadelphia, PA to Knoxville, TN. The halfway point is Fairfield, VA.
Philadelphia, PA and Knoxville, TN are in the same time zone (Eastern Daylight Time). Current time in both locations is 12:59 am.
Any questions or tips to share?
Share with fellow travellers any question or tips about the route from Philadelphia, PA to Knoxville, TN: