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Duration 4h 5m
Distance 95.7 miles
Average price $50
Frequency 8/day

Trip overview

The average train between Plymouth and Groton takes 4h 5m and the fastest train takes 2h 37m. The train service runs several times per day from Plymouth to Groton. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.


  1. Kingston
  2. Boston South Station
  3. Groton
3h 59m
$35 - $101

Plymouth to Groton train times

Trains run every four hours between Plymouth and Groton. The earliest departure is at 13:22 in the afternoon, and the last departure from Plymouth is at 21:37 which arrives into Groton at 08:11. All services require a transfer at South Station and take an average of 4h 5m. The schedules shown below are for the next available departures.

Frequently asked questions

Want to know about travelling from Plymouth to Groton? 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.

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Some travel restrictions may still be in place within United States. For the latest travel status, please check the official page for United States.

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No, there is no direct train from Plymouth to Groton station. However, there are services departing from Kingston and arriving at New London Union Station via Boston South Station. The journey, including transfers, takes approximately 3h 59m.

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The distance between Plymouth and Groton is 85 miles. The road distance is 95.7 miles.

Get driving directions

Plymouth to Groton train services, operated by MBTA, depart from Kingston station.

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Plymouth to Groton train services, operated by Amtrak Northeast Regional, arrive at New London Union Station.

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There are 248+ hotels available in Groton. Prices start at $100 USD per night.

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