Rome2Rio

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

Find Transport to Princeton

See all options

There are 11 ways to get from Gaithersburg to Princeton by train (Amtrak), bus (Flixbus), car, plane, train, bus, 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 32m
    $51–122

  2. Drive 186.3 mi

    cheapest
    1. Drive from Gaithersburg to Princetoncar car 186.3 mi
    3h 23m
    $34–50

  3. Bus (Flixbus)

    1. Take the bus from Washington Union Station to New Brunswickbus bus FlixBus 2609 / ...
    7h 25m
    $35–62

  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 50m
    $86–513

  5. Bus, train

    1. Take the bus from Silver Spring to Philadelphiabus bus Washington
    2. Take the train from Gray 30th St Station to Trentontrain train Tre
    8h 40m
    $37–83

  6. 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 39m
    $81–596

  7. 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 28m
    $82–539

  8. 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 25m
    $281–657

  9. 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 Trentontrain train
    4. Take the train from Trenton Transit Center to Princeton Jct.train train
    5h 23m
    $79–598

  10. Subway to Washington Dulles International Airport, fly to Laguardia 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 Laguardia Airport (LGA)plane plane IAD - LGA
    3. Take the train from New York Penn Station to Princeton Jct.train train
    6h 28m
    $46–340

  11. Subway to Washington Dulles International Airport, fly to Philadelphia 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 Philadelphia International Airport (PHL)plane plane IAD - PHL
    3. Take the train from 30th Street Station to Trentontrain train
    5h 58m
    $329–802

Gaithersburg to Princeton by subway and train (Amtrak)

Calendar134Weekly Services
Duration4h 32mAverage Duration
Ticket$51Cheapest Price
See schedules

Questions & Answers

What companies run services between Gaithersburg, MD, USA and Princeton, 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 3 times a day. Tickets cost $25–45 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

Popular routes