CA $652 Cheap Flights from Seattle (SEA) to Samui Intl. Airport (USM)

Popular airlines from Seattle-Tacoma International Airport (SEA) to Samui Intl. Airport (USM)

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Cheap flights from Seattle (SEA) to Samui Intl. Airport (USM)

Prices were available within the past 7 days and start at CA $652 for one-way flights and CA $1,044 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Singapore Airlines
Singapore Airlines
Singapore Airlines
Singapore Airlines
Singapore Airlines
EVA Airways
China Airlines
Qatar Airways
Turkish Airlines
Flight from Seattle to Samui Intl. Airport (SEA - USM) route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Air France, British Airways, EVA Airways, Emirates, KLM, Lufthansa, Qatar Airways, Singapore Airlines
Roundtrip price
CA $1,044
Distance
12353 km

Seattle to Koh Samui Flights

The easy way to book your flights from Seattle to Samui Intl. Airport 

With Expedia, it’s simple to find and book flights to Samui Intl. Airport from Seattle whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Samui Intl. Airport, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Seattle to Samui Intl. Airport today, tomorrow, or this week.  

 

Save dollars with cheap flights from Seattle - Tacoma Intl., SEA to Samui Intl. Airport, USM 

Sort your search results by price to find great deals on your flight from Seattle to Samui Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Samui Intl. Airport from Seattle currently is just CA $1,044 rising to CA $1,983.  

Here are more money-saving tips: 

  • Fly in November when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Samui Intl. Airport  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Samui Intl. Airport from Seattle 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Samui Intl. Airport with Expedia today.

Frequently asked questions

How much is a flight from Sea-Tac Airport to USM?
Pack your bags, because round-trip journeys between Sea-Tac Airport and Ko Samui Airport start from CA $1,044. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can rise quickly, so book today to lock in the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to USM?
Most flights can be cancelled online, but every air carrier has a different set of terms and conditions. If you do need to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Ko Samui Airport (USM) that have flexible change policies?
Select our "No change fees" filter to find flexible ticketing options for your flight from SEA to Ko Samui Airport. This allows you to lock in a low rate ahead of time and still have the freedom to make changes without any additional fees. You'll just need to pay the difference in fare.
How far is the flight from Seattle - Tacoma Intl. Airport (SEA) to USM?
The distance is around 12,400 kilometres. Eye mask? Check. Noise-cancelling headphones? Double check. You'll need to pack all the essentials for this long-haul SeaTac to Koh Samui flight.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Ko Samui Airport?
Flying directly between Sea-Tac Airport and Ko Samui Airport isn't possible at present. However, you'll still be able to book a flight to Koh Samui with at least one stop.
Are Sea-Tac Airport to Ko Samui Airport flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can sometimes pick up a bargain, with some super cheap airfares from SEA to Ko Samui Airport (USM) surfacing a few weeks prior to the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals continuously — as early as 12 months in advance in some cases. It depends on the carrier though, as not all airlines release prices that far in advance.

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