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Cheap Flights from Koh Samui (USM) to Seattle (SEAA)

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Compare Samui International to Seattle flight deals

Find the cheapest month or even day of the year to fly to Seattle

Book the best Seattle fare with no extra fees

Flight deals from Samui International to Seattle

Looking for a cheap last-minute deal or the best return flight from Samui International to Seattle? Find the lowest prices on one-way and return tickets right here.

Alternative Samui International to Seattle routes

Looking for the cheapest, fastest or easiest route from Samui International to Seattle? You could fly into the following airports instead.

Finding cheap flights from Samui International to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
As of May 2025, there are no flights flying from Samui International to Seattle.
The cheapest month to fly from Samui International to Seattle is usually May 2025.
No airlines currently offer direct flights between Samui International Airport and Seattle. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 12°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.

How to find cheap flights to Seattle from Samui International

Looking for cheap tickets from Samui International to Seattle? Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.

  • Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Samui International to Seattle. And with us there are no hidden fees - what you see is what you pay.
  • Compare flight deals to Seattle from Samui International from over 1,000 providers. Then choose the cheapest or fastest plane tickets.
  • Flex your dates to find the best Samui International-Seattle ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Seattle from Samui International.
  • Set up a Price Alert. You can easily track the fare of your cheap Samui International-Seattle flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
  • Fly without stops. Only interested in direct flights between Samui International and Seattle? Make sure to tick 'Direct flights only' when performing a search. If there are direct flights available on the route, these will appear in the results.
  • Find the cheapest Business class flights from Samui International and Seattle. We scour the internet for the best Business, Premium Economy and First Class flight fares to Seattle, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
  • Include nearby airports in your search. Widen your search for Samui International to Seattle flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.

    • Combine your flight to Seattle from Samui International with hotels and car hire

    Once you've secured your cheap flight ticket from Samui International to Seattle, discover the best prices and exclusive rates for hotels in Seattle or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.


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Plan the rest of your trip from Koh Samui to Seattle

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.