The average bus between King of Prussia and Boston takes 9h 3m and the fastest bus takes 7h 27m. The bus service runs several times per day from King of Prussia to Boston. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 4 hours between King of Prussia and Boston. The earliest departure is at 12:27 AM at night, and the last departure from King of Prussia is at 11:38 PM which arrives into Boston at 7:50 AM. All services require a transfer at 13th St & Market St - MBFS and take an average of 9h 3m. The schedules shown below are for the next available departures.

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Want to know about travelling from King of Prussia to Boston? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from King of Prussia to Boston. However, there are services departing from King of Prussia station and arriving at Boston station via Boston. The journey, including transfers, takes approximately 9h 3m.
King of Prussia to Boston bus services, operated by SEPTA, depart from Philadelphia Bus Station.
King of Prussia to Boston bus services, operated by SEPTA, arrive at Boston station.
Book your King of Prussia to Boston bus tickets online with SEPTA, Greyhound USA and Flixbus USA.
The distance between King of Prussia and Boston is 441.7 km. The road distance is 582 km.
Greyhound USA operates a bus from Philadelphia Bus Station to Boston 4 times a day. Tickets cost $50–100 and the journey takes 7h 10m. Flixbus USA also services this route 3 times a day.