The average bus between Boston Airport (BOS) and Gaithersburg takes 12h 24m and the fastest bus takes 10h 55m. 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 5 times a day between Boston Airport (BOS) and Gaithersburg. The earliest departure is at 12:33 AM at night, and the last departure from Boston Airport (BOS) is at 9:18 PM which arrives into Gaithersburg at 11:25 AM. All services require a transfer at South Station and take an average of 12h 24m. The schedules shown below are for the next available departures.



13h 10m • 3 changes


10h 55m • 3 changes


11h 15m • 3 changes


11h 22m • 3 changes


13h 1m • 3 changes


11h 15m • 3 changes


12h 10m • 3 changesArrives next day



11h 38m • 3 changes


13h 46m • 3 changes


10h 55m • 3 changes


11h 15m • 3 changes


11h 22m • 3 changes


13h 46m • 3 changes


10h 55m • 3 changes


11h 15m • 3 changes


11h 22m • 3 changesWant 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 station and arriving at Gaithersburg Park & Ride station via New York Midtown station and Baltimore Downtown Bus Station. The journey, including transfers, takes approximately 12h 24m.
Boston Airport (BOS) to Gaithersburg bus services, operated by Flixbus USA, depart from Boston station.
Boston Airport (BOS) to Gaithersburg bus services, operated by Maryland Transit, arrive at Gaithersburg Park & Ride station.
The distance between Boston Airport (BOS) and Gaithersburg is 632.1 km. The road distance is 709 km.
You can take a bus from Terminal C - Arrivals Level to Gaithersburg Park & Ride via South Station, Boston, New York Midtown, Baltimore Downtown Bus Station, and Warner St in around 11h 49m.