The average bus between Greenbelt and National Harbor takes 2h 14m and the fastest bus takes 1h 50m. The bus runs at least 2 times per hour from Greenbelt to National Harbor. 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 30 minutes between Greenbelt and National Harbor. The earliest departure is at 12:22 AM at night, and the last departure from Greenbelt is at 10:19 PM which arrives into National Harbor at 5:26 AM. All services require a transfer at New Carrollton+Bus Bay T3 and take an average of 2h 14m. The schedules shown below are for the next available departures.


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1h 53m • 2 changesWant to know about travelling from Greenbelt to National Harbor? 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 Greenbelt to National Harbor. However, there are services departing from Crescent Rd+Gardenway station and arriving at St George Bl+Waterfront St station via New Carrollton+Bus Bay T3 station and Suitland+Bay L station. The journey, including transfers, takes approximately 2h 14m.
Greenbelt to National Harbor bus services, operated by Washington Metropolitan Area Transit Authority, depart from Crescent Rd+Gardenway station.
Greenbelt to National Harbor bus services, operated by Washington Metropolitan Area Transit Authority, arrive at St George Bl+Waterfront St station.
The distance between Greenbelt and National Harbor is 27.3 km. The road distance is 30 km.
You can take a bus from Crescent Rd+Gardenway to St George Bl+Waterfront St via New Carrollton+Bus Bay T3, New Carrollton+Bus Bay D, Suitland+Bay L, and Suitland+Bay H in around 2h 8m.