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How to get fromSeattle to Ko Samuiby plane, bus or busferry

Find Transport to Ko Samui

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There are 4 ways to get from Seattle to Ko Samui by plane, bus, 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 Seattle-Tacoma International Airport to Koh Samui Airport

    best
    1. Fly from Seattle-Tacoma International Airport (SEA) to Koh Samui Airport (USM)plane plane SEA - USM
    24h 31m
    ฿19,097–61,297

  2. Fly Seattle-Tacoma International Airport to Surat Thani, bus and ferry

    cheapest
    1. Fly from Seattle-Tacoma International Airport (SEA) to Surat Thani (URT)plane plane SEA - URT
    2. Take the busferry from Surat Thani Airport to Koh Samui Nathon Pierbusferry bus ferry
    27h 37m
    ฿13,281–42,281

  3. Fly Seattle Lake Union SPB to Koh Samui Airport

    1. Fly from Seattle Lake Union SPB (LKE) to Koh Samui Airport (USM)plane plane LKE - USM
    32h 2m
    ฿29,990–121,190

  4. Bus to Bellingham International Airport, fly to Koh Samui Airport

    1. Take the bus from Seattle, WA - Convention centre to Bellingham Airportbus bus
    2. Fly from Bellingham International Airport (BLI) to Koh Samui Airport (USM)plane plane BLI - USM
    30h 22m
    ฿21,886–82,264

Seattle-Tacoma International Airport (SEA) to Koh Samui Airport (USM) flights

Calendar37Weekly Planes
Duration24h 57mAverage Duration
Ticket฿15,362Cheapest Price
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Questions & Answers

What companies run services between Seattle, WA, USA and Ko Samui, Thailand?

Singapore Airlines, Bangkok Airways, and six other airlines fly from Seattle-Tacoma International Airport (SEA) to Koh Samui Airport (USM) 5 times a day.

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