The average bus between Gaithersburg and Philadelphia takes 5h 30m and the fastest bus takes 3h 45m. The bus service runs several times per day from Gaithersburg to Philadelphia. 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 4 times a day between Gaithersburg and Philadelphia. The earliest departure is at 4:00 AM at night, and the last departure from Gaithersburg is at 6:00 PM which arrives into Philadelphia at 12:25 AM. All services require a transfer at Warner St and take an average of 5h 30m. The schedules shown below are for the next available departures.

6h 25m • 1 change

5h 45m • 1 change
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6h 25m • 1 change

5h 45m • 1 change
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6h 25m • 1 change

6h 25m • 1 change

3h 45m • 1 change

5h • 1 change
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6h 25m • 1 change

6h 25m • 1 change

3h 45m • 1 change

5h • 1 change
Arrives next day

6h 25m • 1 change
Want to know about travelling from Gaithersburg to Philadelphia? 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 Gaithersburg to Philadelphia. However, there are services departing from Gaithersburg station and arriving at Philadelphia station via Warner St. The journey, including transfers, takes approximately 5h 30m.
Gaithersburg to Philadelphia bus services, operated by Maryland Transit, depart from Gaithersburg Park & Ride station.
Gaithersburg to Philadelphia bus services, operated by Maryland Transit, arrive at Philadelphia station.
The distance between Gaithersburg and Philadelphia is 196.5 km. The road distance is 254 km.
You can take a bus from Gaithersburg Park & Ride to Philadelphia via Warner St and Baltimore Downtown Bus Station in around 4h 48m.