The average train between Dedham and Washington takes 8h 25m and the fastest train takes 7h 8m. There is at least one train per day from Dedham to Washington. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Trains run once daily between Dedham and Washington. The earliest departure is at 8:05 AM in the morning, and the last departure from Dedham is at 6:16 PM which arrives into Washington at 6:54 AM. All services require a transfer at Back Bay and take an average of 8h 25m. The schedules shown below are for the next available departures.

7h 53m • 1 change

8h 35m • 1 change

7h 54m • 1 change

8h 24m • 1 change
Want to know about travelling from Dedham to Washington? 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 train from Dedham to Washington. However, there are services departing from Dedham station and arriving at Washington station via Washington Union Station station. The journey, including transfers, takes approximately 8h 25m.
Dedham to Washington train services, operated by MBTA, depart from Boston station.
Dedham to Washington train services, operated by MBTA, arrive at Washington Union Station.
The distance between Dedham and Washington is 619.7 km. The road distance is 747 km.
Amtrak Acela operates a train from Boston to Washington Union Station every 4 hours. Tickets cost $100–900 and the journey takes 6h 49m. Amtrak Northeast Regional also services this route every 4 hours.