The average train between Union Station and Greenwich takes 4h 59m and the fastest train takes 4h 10m. There is a train service every few hours from Union Station to Greenwich. 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 hourly between Union Station and Greenwich. The earliest departure is at 4:47 AM at night, and the last departure from Union Station is at 10:00 PM which arrives into Greenwich at 7:12 AM. All services require a transfer at Stamford Amtrak Station and take an average of 4h 59m. The schedules shown below are for the next available departures.

4h 10m • 1 change

4h 31m • 1 change

5h 11m • 1 change

4h 14m • 1 change

4h 10m • 1 change

4h 31m • 1 change

5h 11m • 1 change

4h 14m • 1 change

4h 10m • 1 change

4h 31m • 1 change

5h 11m • 1 change

4h 14m • 1 change

4h 22m • 1 change

4h 52m • 1 change

4h 32m • 1 change

4h 55m • 1 change
Want to know about travelling from Union Station to Greenwich? 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 Union Station to Greenwich. However, there are services departing from Union Station station and arriving at Greenwich station via Stamford Amtrak Station station. The journey, including transfers, takes approximately 4h 59m.
Union Station to Greenwich train services, operated by Amtrak Acela, depart from Washington Union Station.
Union Station to Greenwich train services, operated by Amtrak Acela, arrive at Stamford Amtrak Station.
The distance between Union Station and Greenwich is 372.7 km. The road distance is 426 km.
Amtrak Acela operates a train from Washington Union Station to Stamford Amtrak Station 5 times a day. Tickets cost $60–750 and the journey takes 3h 58m. Amtrak also services this route every 2 hours.