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Princeton Junction to Gaithersburg trains

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Trip Overview

The average train between Princeton Junction and Gaithersburg takes 4h 32m and the fastest train takes 3h 23m. The train service runs several times per day from Princeton Junction to Gaithersburg. 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 32m
Duration
195 mi
Distance
$369
Average price
Every 4 hours
Frequency

Princeton Junction to Gaithersburg train times

Trains run every 4 hours between Princeton Junction and Gaithersburg. The earliest departure is at 5:43 AM in the morning, and the last departure from Princeton Junction is at 11:01 PM which arrives into Gaithersburg at 7:38 AM. All services require a transfer at 30th Street Station and take an average of 4h 32m. The schedules shown below are for the next available departures.

Departing Tuesday, November 10, 2026

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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 23m • 2 changes
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    AmtrakAmtrak AcelaWashington Metropolitan Area Transit Authority3h 29m • 2 changes
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    Arrives next day

    AmtrakAmtrakWashington Metropolitan Area Transit Authority8h 37m • 2 changes

Departing Wednesday, November 11, 2026

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    AmtrakAmtrakWashington Metropolitan Area Transit Authority4h 7m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 46m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 33m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 26m • 2 changes
  • Show more

Departing Thursday, November 12, 2026

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    AmtrakAmtrakWashington Metropolitan Area Transit Authority4h 6m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 44m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 33m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 23m • 2 changes
  • Show more

Departing Friday, November 13, 2026

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    AmtrakAmtrakWashington Metropolitan Area Transit Authority4h 6m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 44m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 33m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 23m • 2 changes
  • Show more

Departing Saturday, November 14, 2026

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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 43m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority4h 8m • 2 changes
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    AmtrakAmtrak AcelaWashington Metropolitan Area Transit Authority4h 15m • 2 changes
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    Arrives next day

    AmtrakAmtrakWashington Metropolitan Area Transit Authority10h 14m • 2 changes

Departing Sunday, November 15, 2026

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    AmtrakAmtrak AcelaWashington Metropolitan Area Transit Authority3h 37m • 2 changes
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    AmtrakAmtrak AcelaWashington Metropolitan Area Transit Authority3h 50m • 2 changes
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    AmtrakAmtrak AcelaWashington Metropolitan Area Transit Authority3h 55m • 2 changes
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    Arrives next day

    AmtrakAmtrakWashington Metropolitan Area Transit Authority9h 2m • 2 changes

Departing Monday, November 16, 2026

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    AmtrakAmtrakWashington Metropolitan Area Transit Authority4h 6m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 44m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 33m • 2 changes
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    AmtrakAmtrakWashington Metropolitan Area Transit Authority3h 23m • 2 changes
  • Show more

Frequently asked questions

Want to know about travelling from Princeton Junction to Gaithersburg? 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.

Map of how to get from Princeton Junction to Gaithersburg.ExpandLaunch map view
  • Distance: 195.3 mi
  • Duration: 4h 32m

What companies run services between Princeton Junction, NJ, USA and Gaithersburg, MD, USA?

There is no direct connection from Princeton Junction to Gaithersburg. However, you can take the train to 30th Street Station, take the train to Washington Union Station, walk to Union Station, Red Line Center Platform, then take the subway to Shady Grove, Red Line Center Platform.

Operators