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Rockville to Princeton trains

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Trip Overview

The average train between Rockville and Princeton takes 4h 21m and the fastest train takes 3h 25m. There is a train service every few hours from Rockville to Princeton. 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 21m
Duration
194 mi
Distance
$59
Average price
Hourly
Frequency

Train (Amtrak)

best
  1. Take the train from Washington Union Station to Trentontrain train Carolinian / ...
4h 16m
$46–118

Rockville to Princeton train times

Trains run hourly between Rockville and Princeton. The earliest departure is at 1:35 AM at night, and the last departure from Rockville is at 11:35 PM which arrives into Princeton at 8:08 AM. All services require a transfer at Union Station, Red Line Center Platform and take an average of 4h 21m. The schedules shown below are for the next available departures.

Departing Saturday, October 10, 2026

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit3h 52m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit3h 53m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit3h 53m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit4h 13m • 3 changes
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Departing Sunday, October 11, 2026

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit7h 40m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakAmtrakNJ Transit3h 44m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit3h 45m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit3h 51m • 3 changes
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Departing Monday, October 12, 2026

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    Washington Metropolitan Area Transit AuthorityAmtrakAmtrakNJ Transit4h 8m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit3h 43m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakAmtrakNJ Transit3h 54m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit3h 58m • 3 changes
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Departing Tuesday, October 13, 2026

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    Washington Metropolitan Area Transit AuthorityAmtrakAmtrakNJ Transit4h 8m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit3h 39m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakAmtrakNJ Transit3h 53m • 3 changes

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    Washington Metropolitan Area Transit AuthorityAmtrakNJ TransitNJ Transit3h 55m • 3 changes
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Frequently asked questions

Want to know about travelling from Rockville to Princeton? 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 Rockville to Princeton.ExpandLaunch map view
  • Distance: 193.8 mi
  • Duration: 4h 21m

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

Amtrak operates a train from Washington Union Station to Trenton hourly. Tickets cost $40–100 and the journey takes 2h 17m.

Operators