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How to get fromWashington to Ko Samuiby plane, subway, train, bus, ferry or busferry

Find Transport to Ko Samui

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There are 7 ways to get from Washington to Ko Samui by plane, subway, train, bus, ferry, or busferry

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 Ronald Reagan Washington National Airport to Koh Samui Airport

    best
    1. Fly from Ronald Reagan Washington National Airport (DCA) to Koh Samui Airport (USM)plane plane DCA - USM
    28h 50m
    ฿47,731–139,930

  2. Subway to Washington Dulles International Airport, fly to Krabi Airport, ferry

    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 Krabi Airport (KBV)plane plane IAD - KBV
    3. Take the ferry from Krabi Town Hotel Transfer to Boonsiri Ferry Koh Samuiferry ferry
    32h
    ฿14,976–42,496

  3. Subway to Washington Dulles International Airport, fly to Koh Samui Airport

    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 Koh Samui Airport (USM)plane plane IAD - USM
    25h 21m
    ฿22,976–66,346

  4. Train to Philadelphia International Airport, fly to Koh Samui Airport

    1. Take the train from Washington Union Station to 30th Street Stationtrain train
    2. Fly from Philadelphia International Airport (PHL) to Koh Samui Airport (USM)plane plane PHL - USM
    27h 46m
    ฿20,809–68,160

  5. Train to John F. Kennedy International Airport, fly to Koh Samui Airport

    1. Take the train from Washington Union Station to Ny Moynihan Train Hall At Penn Stationtrain train
    2. Fly from John F. Kennedy International Airport (JFK) to Koh Samui Airport (USM)plane plane JFK - USM
    27h 50m
    ฿18,825–40,077

  6. Bus to Richmond International Airport, fly to Koh Samui Airport

    1. Take the bus from Washington Union Station to Richmondbus bus
    2. Fly from Richmond International Airport (RIC) to Koh Samui Airport (USM)plane plane RIC - USM
    31h 39m
    ฿26,297–77,124

  7. Subway to Washington Dulles International Airport, fly to Phuket International Airport, bus and ferry

    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 Phuket International Airport (HKT)plane plane IAD - HKT
    3. Take the busferry from Phuket Lomprayah Bus Station to Koh Samui Nathon Pierbusferry bus ferry
    32h 34m
    ฿18,741–28,946

Ronald Reagan Washington National Airport (DCA) to Koh Samui Airport (USM) flights

Calendar28Weekly Planes
Duration31h 18mAverage Duration
Ticket฿46,831Cheapest Price
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Questions & Answers

What companies run services between Washington, DC, USA and Ko Samui, Thailand?

American Airlines, Cathay Pacific, and five other airlines fly from Ronald Reagan Washington National Airport (DCA) to Koh Samui Airport (USM) 4 times a day.

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