Groton to Plymouth Trains

Groton to Plymouth trains

Travel from

Search accommodation with Expedia

Trip Overview

The average train between Groton and Plymouth takes 4h 35m and the fastest train takes 2h 51m. The train service runs several times per day from Groton to Plymouth. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.

4h 35m
Duration: 141 mi
Distance: $48
Average price: Every 4 hours
Frequency

Train

best

Take the train from New London to Bostontrain Northeast Regional
Take the train from South Station to Kingstontrain Kingston Line

3h 51m

$38–81

Groton to Plymouth train times

Trains run every 4 hours between Groton and Plymouth. The earliest departure is at 8:15 AM in the morning, and the last departure from Groton is at 11:46 PM which arrives into Plymouth at 9:36 AM. All services require a transfer at Boston and take an average of 4h 35m. The schedules shown below are for the next available departures.

Departing Wednesday, August 26, 2026

11:30 AM → 3:34 PM
4h 4m • 1 change
1:35 PM → 5:03 PM
3h 28m • 1 change
3:06 PM → 6:00 PM
2h 54m • 1 change
5:05 PM → 8:55 PM
3h 50m • 1 change
Show more

Departing Thursday, August 27, 2026

8:15 AM → 12:19 PM
4h 4m • 1 change
10:25 AM → 1:39 PM
3h 14m • 1 change
11:30 AM → 3:34 PM
4h 4m • 1 change
1:35 PM → 5:03 PM
3h 28m • 1 change
Show more

Departing Friday, August 28, 2026

8:15 AM → 12:19 PM
4h 4m • 1 change
10:25 AM → 1:39 PM
3h 14m • 1 change
11:30 AM → 3:34 PM
4h 4m • 1 change
1:35 PM → 5:03 PM
3h 28m • 1 change
Show more

Departing Saturday, August 29, 2026

9:33 AM → 1:20 PM
3h 47m • 1 change
11:50 AM → 2:59 PM
3h 9m • 1 change
12:34 PM → 5:09 PM
4h 35m • 1 change
2:46 PM → 6:19 PM
3h 33m • 1 change
Show more

Departing Sunday, August 30, 2026

9:33 AM → 1:20 PM
3h 47m • 1 change
11:50 AM → 2:59 PM
3h 9m • 1 change
12:34 PM → 5:09 PM
4h 35m • 1 change
3:36 PM → 8:09 PM
4h 33m • 1 change
Show more

Departing Monday, August 31, 2026

8:15 AM → 12:19 PM
4h 4m • 1 change
10:25 AM → 1:39 PM
3h 14m • 1 change
11:30 AM → 3:34 PM
4h 4m • 1 change
1:35 PM → 5:03 PM
3h 28m • 1 change
Show more

Departing Tuesday, September 1, 2026

8:15 AM → 12:19 PM
4h 4m • 1 change
10:25 AM → 1:39 PM
3h 14m • 1 change
11:30 AM → 3:34 PM
4h 4m • 1 change
1:35 PM → 5:03 PM
3h 28m • 1 change
Show more

Frequently asked questions

Want to know about travelling from Groton to Plymouth? 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.