The average bus between Boston Airport (BOS) and Gaithersburg takes 13h 9m and the fastest bus takes 11h 38m. The bus service runs several times per day from Boston Airport (BOS) to Gaithersburg. 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 Boston Airport (BOS) and Gaithersburg. The earliest departure is at 1:00 AM at night, and the last departure from Boston Airport (BOS) is at 9:26 PM which arrives into Gaithersburg at 11:23 AM. All services require a transfer at Stuart St @ Dartmouth St and take an average of 13h 9m. The schedules shown below are for the next available departures.


13h 16m • 2 changes
Arrives next day


11h 38m • 2 changes
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14h 8m • 2 changes


13h 20m • 2 changes
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11h 41m • 2 changes
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14h 3m • 2 changes


13h 19m • 2 changes
Arrives next day


11h 38m • 2 changes
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14h 8m • 2 changes
Want to know about travelling from Boston Airport (BOS) to Gaithersburg? 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 Boston Airport (BOS) to Gaithersburg. However, there are services departing from Boston Airport (BOS) station and arriving at Gaithersburg station via Washington Union Station station. The journey, including transfers, takes approximately 13h 9m.
Boston Airport (BOS) to Gaithersburg bus services, operated by MBTA, depart from Brookline station.
Boston Airport (BOS) to Gaithersburg bus services, operated by MBTA, arrive at Washington Union Station.
The distance between Boston Airport (BOS) and Gaithersburg is 632.1 km. The road distance is 843 km.
Jefferson Lines operates a bus from Brookline to Washington Union Station once daily. Tickets cost $110–160 and the journey takes 9h 5m. Flixbus USA also services this route once daily.