฿13,615 Cheap Flights from Bangkok (BKK) to Seattle (SEA)

View ฿13,615 flight on Wed, 12 Nov 2025Opens in a new window

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

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

Prices were available within the past 7 days and start at ฿13,615 for one-way flights and ฿20,335 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Wed, 8 Oct - Wed, 12 Nov
BKK
Bangkok
SEA
Seattle
฿20,335 Return, found 20 hours ago
฿20,335
Return
found 20 hours ago
Select Philippine Airlines flight, departing Wed, 8 Oct from Bangkok to Seattle, returning Wed, 12 Nov, priced at ฿20,335 found 20 hours ago
STARLUX Airlines
Thu, 25 Sep - Thu, 2 Oct
BKK
Bangkok
SEA
Seattle
฿26,179 Return, just found
฿26,179
Return
just found
Select STARLUX Airlines flight, departing Thu, 25 Sep from Bangkok to Seattle, returning Thu, 2 Oct, priced at ฿26,179 just found
Asiana Airlines
Mon, 17 Nov - Mon, 1 Dec
BKK
Bangkok
SEA
Seattle
฿26,265 Return, found 1 day ago
฿26,265
Return
found 1 day ago
Select Asiana Airlines flight, departing Mon, 17 Nov from Bangkok to Seattle, returning Mon, 1 Dec, priced at ฿26,265 found 1 day ago
Korean Air
Mon, 2 Feb - Tue, 10 Feb
BKK
Bangkok
SEA
Seattle
฿26,485 Return, just found
฿26,485
Return
just found
Select Korean Air flight, departing Mon, 2 Feb from Bangkok to Seattle, returning Tue, 10 Feb, priced at ฿26,485 just found
Delta
Mon, 8 Sep - Thu, 18 Sep
BKK
Bangkok
SEA
Seattle
฿27,250 Return, found 3 hours ago
฿27,250
Return
found 3 hours ago
Select Delta flight, departing Mon, 8 Sep from Bangkok to Seattle, returning Thu, 18 Sep, priced at ฿27,250 found 3 hours ago
Singapore Airlines
Sat, 24 Jan - Sat, 31 Jan
BKK
Bangkok
SEA
Seattle
฿28,315 Return, just found
฿28,315
Return
just found
Select Singapore Airlines flight, departing Sat, 24 Jan from Bangkok to Seattle, returning Sat, 31 Jan, priced at ฿28,315 just found
EVA Airways
Sat, 24 Jan - Sat, 31 Jan
BKK
Bangkok
SEA
Seattle
฿28,660 Return, just found
฿28,660
Return
just found
Select EVA Airways flight, departing Sat, 24 Jan from Bangkok to Seattle, returning Sat, 31 Jan, priced at ฿28,660 just found
China Airlines
Sat, 24 Jan - Fri, 30 Jan
BKK
Bangkok
SEA
Seattle
฿28,790 Return, just found
฿28,790
Return
just found
Select China Airlines flight, departing Sat, 24 Jan from Bangkok to Seattle, returning Fri, 30 Jan, priced at ฿28,790 just found
Air Canada
Mon, 10 Nov - Mon, 24 Nov
BKK
Bangkok
SEA
Seattle
฿30,080 Return, found 3 hours ago
฿30,080
Return
found 3 hours ago
Select Air Canada flight, departing Mon, 10 Nov from Bangkok to Seattle, returning Mon, 24 Nov, priced at ฿30,080 found 3 hours ago
United
Mon, 27 Oct - Mon, 10 Nov
BKK
Bangkok
SEA
Seattle
฿31,790 Return, found 3 hours ago
฿31,790
Return
found 3 hours ago
Select United flight, departing Mon, 27 Oct from Bangkok to Seattle, returning Mon, 10 Nov, priced at ฿31,790 found 3 hours ago

Find the cheapest month to fly from Bangkok (BKK) to Seattle (SEA)

May is typically the cheapest month to fly

From ฿18,775 - ฿30,158 per traveller.

Graph displaying average flight prices per month

Flight from Bangkok to Seattle route information
Origin airport
Suvarnabhumi Intl.
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Air Canada, Air France, All Nippon Airways, American Airlines, Asiana Airlines, Cathay Pacific, Delta, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Lufthansa, Philippine Airlines, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines, United
Return price
฿20,335
Distance
11917 km

Perfect flights from Bangkok to Seattle

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Bangkok to Seattle. 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 Suvarnabhumi Intl. to Seattle - Tacoma Intl. ticket options cater to your travel preferences, with incredible one-way fares from ฿13,615 and roundtrip prices from ฿20,335. 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 Seattle - Tacoma 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 Seattle.

Frequently asked questions

How much is a flight from Bangkok Airport to Seattle - Tacoma Intl. Airport (SEA)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight between Suvarnabhumi Airport and Sea-Tac Airport was ฿20,335. Cheap tickets don't hang around, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BKK to SEA?
We get that your situation can change unexpectedly, so we've made it as easy as possible for you to cancel your trip online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from Suvarnabhumi Airport to SEA 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 Bangkok Airport to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Suvarnabhumi Intl. Airport (BKK) to SEA?
You'll have 12,000 kilometres to cover on the long-haul Bang Phli to SeaTac route. Dress in comfy clothes and consider taking a sleep mask and earplugs.
Which airlines fly direct from BKK to SEA?
Direct flights aren't available, so you'll need to make at least one stop between Suvarnabhumi Intl. Airport (BKK) and Seattle - Tacoma Intl. Airport (SEA). Use the layover time to stretch your legs and freshen up.
Are Suvarnabhumi Airport to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so it's no sure thing. While last-minute deals between Suvarnabhumi Intl. Airport (BKK) and Sea-Tac Airport are possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers announce their prices up to 12 months before the departure date. Expedia is constantly updating the best airfare bargains around, so keep checking and be ready to book when prices drop.

Explore a world of travel with Expedia

Seattle Airports

Seattle Paine Field Intl. Airport

Bangkok to Seattle Paine Field Intl. Airport
฿35,740.00
Bangkok Airports

Bangkok

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