The average bus between Allentown and Smithsonian Institution takes 5h 57m and the fastest bus takes 5h 35m. The bus service runs several times per day from Allentown to Smithsonian Institution. 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 Allentown and Smithsonian Institution. The earliest departure is at 12:00 PM in the afternoon, and the last departure from Allentown is at 8:50 PM which arrives into Smithsonian Institution at 3:20 AM. All services require a transfer at Philadelphia Bus Station and take an average of 5h 57m. The schedules shown below are for the next available departures.

5h 35m • 1 change

5h 45m • 1 change
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6h 30m • 1 change

5h 35m • 1 change

5h 45m • 1 change
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6h 30m • 1 change

5h 35m • 1 change

5h 45m • 1 change
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6h 30m • 1 change

5h 35m • 1 change

5h 45m • 1 change
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6h 30m • 1 change
Want to know about travelling from Allentown to Smithsonian Institution? 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 Allentown to Smithsonian Institution. However, there are services departing from Allentown station and arriving at Smithsonian Institution station via Philadelphia Bus Station station. The journey, including transfers, takes approximately 5h 57m.
Allentown to Smithsonian Institution bus services, operated by Greyhound USA, depart from Allentown station.
Allentown to Smithsonian Institution bus services, operated by Greyhound USA, arrive at Washington Union Station.
The distance between Allentown and Smithsonian Institution is 231.9 km. The road distance is 306 km.
You can take a bus from Allentown to Smithsonian Institution via Philadelphia Bus Station and Washington Union Station in around 5h 51m.