The average bus between Philadelphia and Potomac takes 6h 30m and the fastest bus takes 4h 4m. The bus service runs several times per day from Philadelphia to Potomac. 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 3 times a day between Philadelphia and Potomac. The earliest departure is at 9:20 AM in the morning, and the last departure from Philadelphia is at 8:00 PM which arrives into Potomac at 7:22 AM. All services require a transfer at Silver Spring and take an average of 6h 30m. The schedules shown below are for the next available departures.


4h 4m • 2 changes


4h 34m • 2 changes
Arrives next day


9h 50m • 2 changes


4h 4m • 2 changes


4h 34m • 2 changes
Arrives next day


9h 50m • 2 changes


4h 4m • 2 changes


4h 34m • 2 changes
Arrives next day


9h 50m • 2 changes
Want to know about travelling from Philadelphia to Potomac? 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 Philadelphia to Potomac. However, there are services departing from Philadelphia station and arriving at Potomac station via Silver Spring. The journey, including transfers, takes approximately 6h 30m.
Philadelphia to Potomac bus services, operated by Peter Pan Bus Lines, depart from Spring Garden station.
Philadelphia to Potomac bus services, operated by Peter Pan Bus Lines, arrive at Silver Spring station.
The distance between Philadelphia and Potomac is 203.9 km. The road distance is 241 km.
Peter Pan Bus Lines operates a bus from Spring Garden to Silver Spring 4 times a day. Tickets cost $28–65 and the journey takes 3h 5m.