Rome2Rio

How to get fromGaithersburg to Princeton Junctionby train (Amtrak), bus (Flixbus), car, plane, train or subway

Find Transport to Princeton Junction

See all options

There are 9 ways to get from Gaithersburg to Princeton Junction by train (Amtrak), bus (Flixbus), car, plane, train, or subway

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.

  1. Train (Amtrak)

    best
    1. Take the train from Washington Union Station to Trentontrain train Northeast Regional
    4h 10m
    $26–467

  2. Bus (Flixbus)

    1. Take the bus from Washington Union Station to New Brunswickbus bus FlixBus 2609 / ...
    6h 26m
    $36–249

  3. Drive 185.9 mi

    1. Drive from Gaithersburg to Princeton Junctioncar car 185.9 mi
    3h 22m
    $34–49

  4. Fly Ronald Reagan Washington National Airport to Newark Liberty International Airport, train

    1. Fly from Ronald Reagan Washington National Airport (DCA) to Newark Liberty International Airport (EWR)plane plane DCA - EWR
    2. Take the train from Newark Airport Railroad Station to Princeton Jct.train train
    4h 27m
    $94–504

  5. Fly Ronald Reagan Washington National Airport to Laguardia Airport, train

    1. Fly from Ronald Reagan Washington National Airport (DCA) to Laguardia Airport (LGA)plane plane DCA - LGA
    2. Take the train from New York Penn Station to Princeton Jct.train train
    5h 23m
    $79–537

  6. Fly Ronald Reagan Washington National Airport to John F. Kennedy International Airport, train

    1. Fly from Ronald Reagan Washington National Airport (DCA) to John F. Kennedy International Airport (JFK)plane plane DCA - JFK
    2. Take the train from New York Penn Station to Princeton Jct.train train
    5h 11m
    $94–600

  7. Subway to Washington Dulles International Airport, fly to Newark Liberty International Airport, train

    1. Take the subway from Farragut West, Blue/Orange/Silver Line Track 2 Platform to Washington Dulles International Airport, Silver Line Center Platformsubway subway
    2. Fly from Washington Dulles International Airport (IAD) to Newark Liberty International Airport (EWR)plane plane IAD - EWR
    3. Take the train from Newark Airport Railroad Station to Princeton Jct.train train
    5h 1m
    $229–498

  8. Subway to Ronald Reagan Washington National Airport, fly to Philadelphia International Airport, train

    1. Take the subway from Shady Grove, Red Line Center Platform to Gallery Place, Red Line Track 1 Platformsubway subway
    2. Fly from Ronald Reagan Washington National Airport (DCA) to Philadelphia International Airport (PHL)plane plane DCA - PHL
    3. Take the train from 30th Street Station to Princeton Junction Amtrak Stationtrain train
    5h 15m
    $89–820

  9. Subway to Washington Dulles International Airport, fly to Lancaster, drive

    1. Take the subway from Farragut West, Blue/Orange/Silver Line Track 2 Platform to Washington Dulles International Airport, Silver Line Center Platformsubway subway
    2. Fly from Washington Dulles International Airport (IAD) to Lancaster (LNS)plane plane IAD - LNS
    3. Drive from Lancaster-Airport-LNS to Princeton Junctioncar car
    5h 27m
    $123–492

Gaithersburg to Princeton Junction by subway and train (Amtrak)

Calendar134Weekly Services
Duration4h 10mAverage Duration
Ticket$26Cheapest Price
See schedules

Questions & Answers

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

Amtrak Northeast Regional operates a train from Washington Union Station to Trenton hourly. Tickets cost $23–270 and the journey takes 2h 28m. Amtrak also services this route 4 times a day. Alternatively, Flixbus USA operates a bus from Washington Union Station to New Brunswick twice daily. Tickets cost $30–50 and the journey takes 3h 40m.

Airlines
Train operators
Bus operators

Want to know more about travelling around United States

Rome2Rio's Travel Guide series provide vital information for the global traveller. Filled with useful and timely travel information, the guides answer all the hard questions - such as 'How do I buy a ticket?', 'Should I book online before I travel? ', 'How much should I expect to pay?', 'Do the trains and buses have Wifi?' - to help you get the most out of your next trip.

Related travel guides

More Questions & Answers

Trips from Gaithersburg

Trips to Princeton Junction

Popular routes