฿12,065 Cheap Flights from Seattle (SEA) to Bangkok (BKK)

View ฿12,065 flight on Thu, 29 Jan 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Suvarnabhumi International Airport (BKK)

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Cheap Flights from Seattle (SEA) to Bangkok (BKK)

Prices were available within the past 7 days and start at ฿12,065 for one-way flights and ฿22,005 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 23 Jan - Thu, 5 Feb
SEA
Seattle
BKK
Bangkok
฿22,005 Return, found 22 hours ago
฿22,005
Return
found 22 hours ago
Select Delta flight, departing Fri, 23 Jan from Seattle to Bangkok, returning Thu, 5 Feb, priced at ฿22,005 found 22 hours ago
Asiana Airlines
Mon, 9 Mar - Fri, 13 Mar
SEA
Seattle
BKK
Bangkok
฿22,135 Return, found 3 hours ago
฿22,135
Return
found 3 hours ago
Select Asiana Airlines flight, departing Mon, 9 Mar from Seattle to Bangkok, returning Fri, 13 Mar, priced at ฿22,135 found 3 hours ago
Korean Air
Mon, 9 Mar - Fri, 13 Mar
SEA
Seattle
BKK
Bangkok
฿22,135 Return, found 3 hours ago
฿22,135
Return
found 3 hours ago
Select Korean Air flight, departing Mon, 9 Mar from Seattle to Bangkok, returning Fri, 13 Mar, priced at ฿22,135 found 3 hours ago
United
Thu, 20 Aug - Thu, 27 Aug
SEA
Seattle
BKK
Bangkok
฿22,205 Return, found 1 day ago
฿22,205
Return
found 1 day ago
Select United flight, departing Thu, 20 Aug from Seattle to Bangkok, returning Thu, 27 Aug, priced at ฿22,205 found 1 day ago
All Nippon Airways
Sun, 25 Jan - Sun, 1 Feb
SEA
Seattle
BKK
Bangkok
฿23,185 Return, found 13 hours ago
฿23,185
Return
found 13 hours ago
Select All Nippon Airways flight, departing Sun, 25 Jan from Seattle to Bangkok, returning Sun, 1 Feb, priced at ฿23,185 found 13 hours ago
China Airlines
Tue, 1 Dec - Tue, 15 Dec
SEA
Seattle
BKK
Bangkok
฿25,450 Return, found 9 hours ago
฿25,450
Return
found 9 hours ago
Select China Airlines flight, departing Tue, 1 Dec from Seattle to Bangkok, returning Tue, 15 Dec, priced at ฿25,450 found 9 hours ago
STARLUX Airlines
Mon, 9 Mar - Fri, 13 Mar
SEA
Seattle
BKK
Bangkok
฿25,885 Return, found 3 hours ago
฿25,885
Return
found 3 hours ago
Select STARLUX Airlines flight, departing Mon, 9 Mar from Seattle to Bangkok, returning Fri, 13 Mar, priced at ฿25,885 found 3 hours ago
EVA Airways
Mon, 2 Mar - Mon, 16 Mar
SEA
Seattle
BKK
Bangkok
฿26,080 Return, found 9 hours ago
฿26,080
Return
found 9 hours ago
Select EVA Airways flight, departing Mon, 2 Mar from Seattle to Bangkok, returning Mon, 16 Mar, priced at ฿26,080 found 9 hours ago
Cathay Pacific
Thu, 9 Apr - Sun, 19 Apr
SEA
Seattle
BKK
Bangkok
฿28,315 Return, found 9 hours ago
฿28,315
Return
found 9 hours ago
Select Cathay Pacific flight, departing Thu, 9 Apr from Seattle to Bangkok, returning Sun, 19 Apr, priced at ฿28,315 found 9 hours ago
Turkish Airlines
Fri, 13 Mar - Tue, 17 Mar
SEA
Seattle
BKK
Bangkok
฿30,175 Return, found 4 days ago
฿30,175
Return
found 4 days ago
Select Turkish Airlines flight, departing Fri, 13 Mar from Seattle to Bangkok, returning Tue, 17 Mar, priced at ฿30,175 found 4 days ago

Alternative airports near Bangkok

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Suvarnabhumi Intl. BKK. Cheapest option available. Average driving time to city centre is 23 minutes. Flights from ฿29,825
BKK
Suvarnabhumi Intl.
Cheapest
Average driving time to city centre23 min
Flights from ฿29,825
Flight from Seattle to Bangkok route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, China Airlines, Condor, Delta, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Philippine Airlines, Qatar Airways, Thai Airways International, Turkish Airlines, United
Return price
฿22,005
Distance
11917 km

Perfect flights from Seattle to Bangkok

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to Bangkok. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Seattle - Tacoma Intl. to Suvarnabhumi Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿12,065 and roundtrip prices from ฿22,005. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at Suvarnabhumi Intl. and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Bangkok.

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to BKK?
The lowest price advertised for a round-trip journey from Sea-Tac Airport to Suvarnabhumi Intl. Airport (BKK) is ฿22,005. But you better move fast. This price is taken from fares available within the last 7 days on Expedia for flights departing within the next year. 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 to Bangkok Airport?
We understand that things crop up unexpectedly, so we've made it as easy as possible for you to cancel your trip online. Just visit the Customer Service Portal and follow the instructions.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to BKK that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for SEA to Suvarnabhumi Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to Bangkok Airport?
With around 12,000 kilometres separating SeaTac and Bang Phli, your flight will be a long one. Pack wisely and make your trip more comfortable. Little things like warm clothes and a quality travel pillow can make all the difference.
Which airlines fly direct from Sea-Tac Airport to Suvarnabhumi Airport?
Currently, no airlines offer direct flights from Sea-Tac Airport to BKK. You'll have to book a flight with one or more stops. To get the best price and connections, lock in your airfare well ahead of time.
Are Seattle - Tacoma Intl. Airport (SEA) to Bangkok Airport flight tickets cheaper when they're purchased at the last minute?
Tickets from Sea-Tac Airport to BKK are available up to a year prior to departure on Expedia. And although you may occasionally score a great last-minute deal, it's not something you should bank on. Also, booking your flights ahead of time means you'll have more choices — and you can avoid getting stuck in the dreaded middle seat! We regularly update our fares to bring you the biggest bargains, so check back often for all the latest specials.
*Available to Expedia members.