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How to get fromCardiff to Washingtonby plane, subway, or train

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There are 6 ways to get from Cardiff to Washington by plane, subway, 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. Fly Cardiff Airport to Washington Dulles International Airport, subway

    best
    1. Fly from Cardiff Airport (CWL) to Washington Dulles International Airport (IAD)plane plane CWL - IAD
    2. Take the subway from Washington Dulles International Airport, Silver Line Center Platform to McPherson Square, Blue/Orange/Silver Line Track 1 Platformsubway subway
    14h 37m
    $340–1,313

  2. Train to Bristol Airport, fly to Washington Dulles International Airport, subway

    cheapest
    1. Take the train from Cardiff Central to Bristol Temple Meadstrain train
    2. Fly from Bristol Airport (BRS) to Washington Dulles International Airport (IAD)plane plane BRS - IAD
    3. Take the subway from Washington Dulles International Airport, Silver Line Center Platform to McPherson Square, Blue/Orange/Silver Line Track 1 Platformsubway subway
    15h 11m
    $262–1,045

  3. Fly Cardiff Airport to Ronald Reagan Washington National Airport

    1. Fly from Cardiff Airport (CWL) to Ronald Reagan Washington National Airport (DCA)plane plane CWL - DCA
    14h 31m
    $438–1,710

  4. Train to London Heathrow Airport, fly to Washington Dulles International Airport, subway

    1. Take the train from Cardiff Central to London Paddingtontrain train
    2. Fly from London Heathrow Airport (LHR) to Washington Dulles International Airport (IAD)plane plane LHR - IAD
    3. Take the subway from Washington Dulles International Airport, Silver Line Center Platform to McPherson Square, Blue/Orange/Silver Line Track 1 Platformsubway subway
    13h 27m
    $367–1,292

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

    1. Take the train from Cardiff Central to London Paddingtontrain train
    2. Fly from London Heathrow Airport (LHR) to Baltimore-Washington International Airport (BWI)plane plane LHR - BWI
    3. Take the train from BWI Thurgood Marshall to Washington Union Stationtrain train
    13h 36m
    $407–1,841

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

    1. Take the train from Cardiff Central to London Paddingtontrain train
    2. Fly from London Heathrow Airport (LHR) to Philadelphia International Airport (PHL)plane plane LHR - PHL
    3. Take the train from 30th Street Station to Washington Union Stationtrain train
    15h 9m
    $777–2,243

Cardiff Airport (CWL) to Washington Dulles International Airport (IAD) flights

Calendar16Weekly Planes
Duration11h 45mAverage Duration
Ticket$336Cheapest Price
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Comparing Your Travel Options

Map of how to get from Cardiff to Washington.ExpandLaunch map view
  • Distance: 3,589.8 mi
  • Duration: 14h 37m

What companies run services between Cardiff, Wales and Washington, DC, USA?

WestJet, Air Canada, and five other airlines fly from Cardiff Airport (CWL) to Ronald Reagan Washington National Airport (DCA) 3 times a day.

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