What is the driving distance from Philadelphia to Boston?

310 mi - about 4 hours 54 mins.

The driving distance between Boston, MA and Philadelphia, PA is approximately 310 miles. The driving time would be approximately 5 hours 15 minutes if you were to travel non-stop in good driving conditions. (The driving time does not take into consideration conditions which may extend trip time such as weather, road work, border crossings and rush hour traffic in urban areas.)