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How to get fromPotomac to Londonby subway, plane, or train

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There are 6 ways to get from Potomac to London by subway, plane, or train

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 London Heathrow Airport

    best
    1. Take the subway from Metro Center, Blue/Orange/Silver Line Center Platform to Washington Dulles International Airport, Silver Line Center Platformsubway subway
    2. Fly from Washington Dulles International Airport (IAD) to London Heathrow Airport (LHR)plane plane IAD - LHR
    11h 11m
    £215–841

  2. Subway to Washington Dulles International Airport, fly to London Stansted Airport

    cheapest
    1. Take the subway from Metro Center, Blue/Orange/Silver Line Center Platform to Washington Dulles International Airport, Silver Line Center Platformsubway subway
    2. Fly from Washington Dulles International Airport (IAD) to London Stansted Airport (STN)plane plane IAD - STN
    13h 57m
    £191–733

  3. Train to Baltimore-Washington International Airport, fly to London Heathrow Airport

    1. Take the train from Washington Union Station to BWI Thurgood Marshalltrain train
    2. Fly from Baltimore-Washington International Airport (BWI) to London Heathrow Airport (LHR)plane plane BWI - LHR
    11h 12m
    £215–1,449

  4. Fly Ronald Reagan Washington National Airport to London Heathrow Airport

    1. Fly from Ronald Reagan Washington National Airport (DCA) to London Heathrow Airport (LHR)plane plane DCA - LHR
    12h 48m
    £306–1,242

  5. Subway to Washington Dulles International Airport, fly to London City Airport

    1. Take the subway from Metro Center, Blue/Orange/Silver Line Center Platform to Washington Dulles International Airport, Silver Line Center Platformsubway subway
    2. Fly from Washington Dulles International Airport (IAD) to London City Airport (LCY)plane plane IAD - LCY
    13h 23m
    £296–1,110

  6. Train to Philadelphia International Airport, fly to London Heathrow Airport

    1. Take the train from Washington Union Station to 30th Street Stationtrain train
    2. Fly from Philadelphia International Airport (PHL) to London Heathrow Airport (LHR)plane plane PHL - LHR
    12h 49m
    £571–1,127

Washington Dulles International Airport (IAD) to London Heathrow Airport (LHR) flights

Calendar76Weekly Planes
Duration9h 10mAverage Duration
Ticket£196Cheapest Price
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Comparing Your Travel Options

Map of how to get from Potomac to London.ExpandLaunch map view
  • Distance: 3,723.5 mi
  • Duration: 11h 11m

What companies run services between Potomac, Montgomery County, MD, USA and London, England?

Delta, JetBlue Airways, and four other airlines fly from Ronald Reagan Washington National Airport (DCA) to London Heathrow Airport (LHR) hourly.

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