Home › Routes › Boston, MA to Princeton Junction, NJ

Boston, MA → Princeton Junction, NJ

22 trains a day

Great price

past 36 days
$56 right now
low $56 · typical $62 · high $258

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About the Boston, MA to Princeton Junction, NJ Train Route

Amtrak train tickets from Boston, MA to Princeton Junction, NJ currently range from $56 to $245, with 22 trains running daily. Prices vary based on travel date, time of day, and how far in advance you book.

We've tracked the cheapest daily fare on this route over recent months: it has dipped as low as $56 and climbed as high as $258, with a typical low of about $62. On the Boston, MA to Princeton Junction, NJ route, anything under $62 is a good deal worth booking.

Services on this route include AMT, Amtrak Northeast Regional. The fastest trip takes 5h 13m, while the longest is 11h 31m.

Trains depart from Back Bay Station - 145 Dartmouth St, South Station and arrive at 72 S Clinton Ave, 2 Wallace Cir.

Tips for Finding Cheap Boston, MA to Princeton Junction, NJ Train Tickets

  • Book early — Amtrak fares generally increase as the travel date approaches. Booking 2-4 weeks ahead often yields the best prices.
  • Be flexible with dates — Midweek travel (Tuesday-Thursday) is typically cheaper than weekends and holidays.
  • Compare departure times — Early morning and late evening trains often have lower fares than peak-hour departures.
  • Set a price alert — We track prices daily and can notify you the moment fares drop below your target price.

Frequently Asked Questions

How much does the train from Boston, MA to Princeton Junction, NJ cost?

Fares currently range from $56 to $245. Prices depend on service class, travel date, and how far in advance you book.

How long is the train ride from Boston, MA to Princeton Junction, NJ?

The fastest train takes about 5 hours and 13 minutes. Travel time varies by service type and number of stops.

How many trains run daily from Boston, MA to Princeton Junction, NJ?

There are typically 22 trains per day on this route. Frequency may vary on weekends and holidays.

Can I get price alerts for Boston, MA to Princeton Junction, NJ trains?

Yes. Buy a Single Trip to monitor one route, or start Pro to monitor up to 10 trips at once with hourly checks, date ranges, time filters, and SMS alerts.