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

Find Transport to Gaithersburg

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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 Stationtrain train Northeast Regional
    4h 18m
    $28–466

  2. Bus (Flixbus)

    1. Take the bus from New Brunswick to Washington Union Stationbus bus FlixBus 2609 / ...
    6h 34m
    $36–257

  3. Drive 184.2 mi

    1. Drive from Princeton Junction to Gaithersburgcar car 184.2 mi
    3h 26m
    $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 train
    2. Fly from Newark Liberty International Airport (EWR) to Ronald Reagan Washington National Airport (DCA)plane plane EWR - DCA
    4h 25m
    $109–644

  5. Train, bus

    1. Take the train from Trenton to Gray 30th St Stationtrain train Tre
    2. Take the bus from Philadelphia to Silver Springbus bus New York
    7h 53m

  6. 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 train
    2. Fly from Newark Liberty International Airport (EWR) to Washington Dulles International Airport (IAD)plane plane EWR - IAD
    3. Take the subway from Washington Dulles International Airport, Silver Line Center Platform to Farragut West, Blue/Orange/Silver Line Track 1 Platformsubway subway
    4h 50m
    $229–488

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

    1. Take the train from Princeton Junction Amtrak Station to 30th Street Stationtrain train
    2. Fly from Philadelphia International Airport (PHL) to Ronald Reagan Washington National Airport (DCA)plane plane PHL - DCA
    4h 27m
    $100–912

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

    1. Take the train from Princeton Jct. to New York Penn Stationtrain train
    2. Fly from Laguardia Airport (LGA) to Ronald Reagan Washington National Airport (DCA)plane plane LGA - DCA
    5h 24m
    $105–734

  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 train
    2. Fly from Philadelphia International Airport (PHL) to Washington Dulles International Airport (IAD)plane plane PHL - IAD
    3. Take the subway from Washington Dulles International Airport, Silver Line Center Platform to Farragut West, Blue/Orange/Silver Line Track 1 Platformsubway subway
    5h 4m
    $280–866

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

Calendar146Weekly Services
Duration4h 18mAverage 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 $30–60 and the journey takes 3h 40m.

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