The average train between Back Bay and Ayer takes 1h 22m and the fastest train takes 1h 13m. The train service runs several times per day from Back Bay to Ayer. 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 every 4 hours between Back Bay and Ayer. The earliest departure is at 6:01 AM in the morning, and the last departure from Back Bay is at 11:30 PM which arrives into Ayer at 12:53 AM. All services require a transfer at North Station and take an average of 1h 22m. The schedules shown below are for the next available departures.

1h 22m • 1 change

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1h 24m • 1 change

1h 22m • 1 change

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Want to know about travelling from Back Bay to Ayer? 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 Back Bay to Ayer. However, there are services departing from Back Bay station and arriving at Ayer station via Ayer. The journey, including transfers, takes approximately 1h 22m.
Back Bay to Ayer train services, operated by MBTA, depart from North Station.
Back Bay to Ayer train services, operated by MBTA, arrive at Ayer station.
The distance between Back Bay and Ayer is 47.7 km. The road distance is 61 km.
MBTA operates a train from North Station to Ayer every 2 hours. Tickets cost $6–13 and the journey takes 1h 3m.