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How to get fromPotomac to Great Fallsby subway, plane, train, bus, or car

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There are 8 ways to get from Potomac to Great Falls by subway, plane, train, bus, or car

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

  1. Subway to Washington Dulles International Airport, fly to Great Falls International Airport

    best
    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 Great Falls International Airport (GTF)plane plane IAD - GTF
    9h 27m
    $216–858

  2. Subway to Washington Dulles International Airport, fly to Helena Regional Airport, bus

    cheapest
    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 Helena Regional Airport (HLN)plane plane IAD - HLN
    3. Take the bus from Helena, MT to Great Falls Transfer Centerbus bus
    12h 26m
    $209–776

  3. Train, bus

    1. Take the train from Rockville Amtrak to Chicago Union Stationtrain train
    2. Take the train from Chicago Union Station to Shelby Amtrak Stationtrain train
    3. Take the bus from Shelby Amtrak Station to Great Falls Transfer Centerbus bus
    2d 3h
    $722–1,502

  4. Bus, train

    1. Take the bus from Washington Union Station to Chicago Bus Stationbus bus
    2. Take the bus from Chicago Bus Station to Saint Paul Union Depotbus bus
    3. Take the train from St. Paul-Minneapolis to Shelby Amtrak Stationtrain train
    4. Take the bus from Shelby Amtrak Station to Great Falls Transfer Centerbus bus
    2d 3h
    $519–1,055

  5. Drive 2,049.9 mi

    1. Drive from Potomac to Great Fallscar car 2,049.9 mi
    33h 23m
    $375–541

  6. Fly Ronald Reagan Washington National Airport to Great Falls International Airport

    1. Fly from Ronald Reagan Washington National Airport (DCA) to Great Falls International Airport (GTF)plane plane DCA - GTF
    8h 50m
    $347–1,109

  7. Train to Baltimore-Washington International Airport, fly to Great Falls International Airport

    1. Take the train from Washington Union Station to BWI Thurgood Marshalltrain train
    2. Fly from Baltimore-Washington International Airport (BWI) to Great Falls International Airport (GTF)plane plane BWI - GTF
    9h 29m
    $256–1,555

  8. Fly Ronald Reagan Washington National Airport to Helena Regional Airport, bus

    1. Fly from Ronald Reagan Washington National Airport (DCA) to Helena Regional Airport (HLN)plane plane DCA - HLN
    2. Take the bus from Helena, MT to Great Falls Transfer Centerbus bus
    11h 49m
    $310–977

Washington Dulles International Airport (IAD) to Great Falls International Airport (GTF) flights

Calendar48Weekly Planes
Duration8h 48mAverage Duration
Ticket$216Cheapest Price
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Questions & Answers

Map of how to get from Potomac to Great Falls.ExpandLaunch map view
  • Distance: 1,830.2 mi
  • Duration: 9h 27m

What companies run services between Potomac, Montgomery County, MD, USA and Great Falls, MT, USA?

United Airlines, Alaska Airlines, Inc., and Frontier Airlines fly from Ronald Reagan Washington National Airport (DCA) to Great Falls International Airport (GTF) 4 times a day.

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