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How to get fromSeattle Airport (SEA) to Ko Samuiby plane or ferry

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There are 4 ways to get from Seattle Airport (SEA) to Ko Samui by plane or ferry

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 to Koh Samui Airport

    best
    1. Fly from Seattle-Tacoma International Airport (SEA) to Koh Samui Airport (USM)plane plane SEA - USM
    23h 45m
    ฿18,647–25,057

  2. Fly to Surat Thani, ferry

    cheapest
    1. Fly from Seattle-Tacoma International Airport (SEA) to Surat Thani (URT)plane plane SEA - URT
    2. Take the ferry from Surat Thani Airport to Boonsiri Ferry Nathon Pier Koh Samuiferry ferry
    24h 55m
    ฿14,861–46,382

  3. Fly to Nakhon Si Thammarat, ferry

    1. Fly from Seattle-Tacoma International Airport (SEA) to Nakhon Si Thammarat (NST)plane plane SEA - NST
    2. Take the ferry from Nakhon Si Thammarat Airport to Lomprayah Nathon Pierferry ferry
    27h 35m
    ฿15,102–46,523

  4. Fly to Suvarnabhumi Airport, ferry

    1. Fly from Seattle-Tacoma International Airport (SEA) to Suvarnabhumi Airport (BKK)plane plane SEA - BKK
    2. Take the ferry from Bangkok Khao San to Koh Tao Pierferry ferry
    3. Take the ferry from Koh Tao Songserm to Na Thon Koh Samui Songsermferry ferry
    28h 38m
    ฿15,533–18,916

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

Calendar24Weekly Planes
Duration24h 21mAverage Duration
Ticket฿19,024Cheapest Price
See schedules

Comparing Your Travel Options

Map of how to get from Seattle Airport (SEA) to Ko Samui.ExpandLaunch map view
  • Distance: 12,448.9 km
  • Duration: 23h 45m

What companies run services between Seattle Airport (SEA), USA and Ko Samui, Thailand?

Singapore Airlines, Bangkok Airways, and three other airlines fly from Seattle-Tacoma International Airport (SEA) to Koh Samui Airport (USM) 3 times a day.

Airlines
Ferry operators

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