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

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There are 7 ways to get from Princeton to Potomac 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 55m
    $62–123

  2. Drive 183.7 mi

    cheapest
    1. Drive from Princeton to Potomaccar car 183.7 mi
    3h 37m
    $34–49

  3. Bus (Flixbus)

    1. Take the bus from New Brunswick to Washington Union Stationbus bus FlixBus 2609 / ...
    6h 35m
    $40–65

  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
    5h 5m
    $885–1,653

  5. Train, bus

    1. Take the train from Trenton Transit Center to Gray 30th St Stationtrain train Tre
    2. Take the bus from Philadelphia to Silver Springbus bus New York
    7h 48m
    $39–91

  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
    5h 45m
    $635–1,752

  7. 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
    6h 44m
    $95–607

Princeton to Potomac by bus, train, and subway (Amtrak)

Calendar141Weekly Services
Duration4h 55mAverage Duration
Ticket$62Cheapest Price
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Questions & Answers

Map of how to get from Princeton to Potomac.ExpandLaunch map view
  • Distance: 194.9 mi
  • Duration: 4h 55m

What companies run services between Princeton, NJ, USA and Potomac, Montgomery County, MD, USA?

Amtrak operates a train from Trenton to Washington Union Station hourly. Tickets cost $55–110 and the journey takes 2h 30m. Alternatively, Flixbus USA operates a bus from New Brunswick to Washington Union Station 4 times a day. Tickets cost $30–50 and the journey takes 3h 40m.

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