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How to get fromPrinceton Junction to Gaithersburgby train (Amtrak), bus (Flixbus), car, train, plane, bus or subway

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There are 9 ways to get from Princeton Junction to Gaithersburg by train (Amtrak), bus (Flixbus), car, train, plane, 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 Trenton to Washington Union StationtrainNortheast Regional
    4h 19m
    $28–466

  2. Bus (Flixbus)

    1. Take the bus from New Brunswick to Washington Union StationbusFlixBus 2609 / ...
    6h 32m
    $36–262

  3. Drive 184.2 mi

    1. Drive from Princeton Junction to Gaithersburgcar184.2 mi
    3h 25m
    $34–49

  4. Train to Newark Liberty International Airport, fly to Ronald Reagan Washington National Airport

    1. Take the train from Princeton Jct. to Newark Airport Railroad Stationtrain
    2. Fly from Newark Liberty International Airport (EWR) to Ronald Reagan Washington National Airport (DCA)planeEWR - DCA
    4h 9m
    $94–585

  5. Train, bus

    1. Take the train from Trenton to Gray 30th St StationtrainTre
    2. Take the bus from Philadelphia to Silver SpringbusNew York
    7h 51m

  6. Train to Philadelphia International Airport, fly to Ronald Reagan Washington National Airport, subway

    1. Take the train from Princeton Junction Amtrak Station to 30th Street Stationtrain
    2. Fly from Philadelphia International Airport (PHL) to Ronald Reagan Washington National Airport (DCA)planePHL - DCA
    3. Take the subway from Gallery Place, Red Line Track 2 Platform to Shady Grove, Red Line Center Platformsubway
    4h 14m
    $85–812

  7. Train to Newark Liberty International Airport, fly to Washington Dulles International Airport, subway

    1. Take the train from Princeton Jct. to Newark Airport Railroad Stationtrain
    2. Fly from Newark Liberty International Airport (EWR) to Washington Dulles International Airport (IAD)planeEWR - IAD
    3. Take the subway from Washington Dulles International Airport, Silver Line Center Platform to Farragut West, Blue/Orange/Silver Line Track 1 Platformsubway
    4h 49m
    $194–469

  8. Train to Laguardia Airport, fly to Ronald Reagan Washington National Airport

    1. Take the train from Princeton Jct. to New York Penn Stationtrain
    2. Fly from Laguardia Airport (LGA) to Ronald Reagan Washington National Airport (DCA)planeLGA - DCA
    5h 19m
    $87–631

  9. Train to Philadelphia International Airport, fly to Washington Dulles International Airport, subway

    1. Take the train from Princeton Junction Amtrak Station to 30th Street Stationtrain
    2. Fly from Philadelphia International Airport (PHL) to Washington Dulles International Airport (IAD)planePHL - IAD
    3. Take the subway from Washington Dulles International Airport, Silver Line Center Platform to Farragut West, Blue/Orange/Silver Line Track 1 Platformsubway
    4h 54m
    $240–766

Princeton Junction to Gaithersburg by train, subway, and bus (Amtrak)

Calendar146Weekly Services
Duration4h 19mAverage Duration
Ticket$28Cheapest Price
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Questions & Answers

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

Amtrak Northeast Regional operates a train from Trenton to Washington Union Station hourly. Tickets cost $23–270 and the journey takes 2h 30m. Amtrak also services this route 5 times a day. Alternatively, Flixbus USA operates a bus from New Brunswick to Washington Union Station 3 times a day. Tickets cost $30–65 and the journey takes 3h 40m.

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