฿13,500 Cheap Flights from Bangkok (BKK) to Seattle (SEA)

View ฿13,500 flight on Tue, 21 Oct 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 ฿13,500 for one-way flights and ฿21,115 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Korean Air
Tue, 28 Apr - Thu, 7 May
BKK
Bangkok
SEA
Seattle
฿21,115 Return, found 3 hours ago
฿21,115
Return
found 3 hours ago
Select Korean Air flight, departing Tue, 28 Apr from Bangkok to Seattle, returning Thu, 7 May, priced at ฿21,115 found 3 hours ago
Philippine Airlines
Thu, 2 Oct - Sun, 12 Oct
BKK
Bangkok
SEA
Seattle
฿21,665 Return, just found
฿21,665
Return
just found
Select Philippine Airlines flight, departing Thu, 2 Oct from Bangkok to Seattle, returning Sun, 12 Oct, priced at ฿21,665 just found
STARLUX Airlines
Tue, 21 Oct - Tue, 4 Nov
BKK
Bangkok
SEA
Seattle
฿26,148 Return, just found
฿26,148
Return
just found
Select STARLUX Airlines flight, departing Tue, 21 Oct from Bangkok to Seattle, returning Tue, 4 Nov, priced at ฿26,148 just found
Asiana Airlines
Sun, 19 Oct - Sun, 16 Nov
BKK
Bangkok
SEA
Seattle
฿26,245 Return, found 19 hours ago
฿26,245
Return
found 19 hours ago
Select Asiana Airlines flight, departing Sun, 19 Oct from Bangkok to Seattle, returning Sun, 16 Nov, priced at ฿26,245 found 19 hours ago
Air Canada
Tue, 3 Mar - Tue, 17 Mar
BKK
Bangkok
SEA
Seattle
฿26,550 Return, found 16 hours ago
฿26,550
Return
found 16 hours ago
Select Air Canada flight, departing Tue, 3 Mar from Bangkok to Seattle, returning Tue, 17 Mar, priced at ฿26,550 found 16 hours ago
Delta
Thu, 5 Feb - Sun, 8 Mar
BKK
Bangkok
SEA
Seattle
฿26,650 Return, just found
฿26,650
Return
just found
Select Delta flight, departing Thu, 5 Feb from Bangkok to Seattle, returning Sun, 8 Mar, priced at ฿26,650 just found
Korean Air
Tue, 21 Oct - Tue, 4 Nov
BKK
Bangkok
SEA
Seattle
฿26,770 Return, just found
฿26,770
Return
just found
Select Korean Air flight, departing Tue, 21 Oct from Bangkok to Seattle, returning Tue, 4 Nov, priced at ฿26,770 just found
Singapore Airlines
Thu, 5 Feb - Sun, 8 Mar
BKK
Bangkok
SEA
Seattle
฿28,315 Return, just found
฿28,315
Return
just found
Select Singapore Airlines flight, departing Thu, 5 Feb from Bangkok to Seattle, returning Sun, 8 Mar, priced at ฿28,315 just found
EVA Airways
Thu, 28 May - Wed, 3 Jun
BKK
Bangkok
SEA
Seattle
฿28,630 Return, just found
฿28,630
Return
just found
Select EVA Airways flight, departing Thu, 28 May from Bangkok to Seattle, returning Wed, 3 Jun, priced at ฿28,630 just found
China Airlines
Thu, 28 May - Wed, 3 Jun
BKK
Bangkok
SEA
Seattle
฿28,760 Return, just found
฿28,760
Return
just found
Select China Airlines flight, departing Thu, 28 May from Bangkok to Seattle, returning Wed, 3 Jun, priced at ฿28,760 just found

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

November is typically the cheapest month to fly

From ฿18,771 - ฿30,767 per traveller.
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, China Airlines, Delta, EVA Airways, Emirates, Japan Airlines, KLM, Korean Air, Philippine Airlines, Qatar Airways, Singapore Airlines, Thai Airways International, Turkish Airlines, United
Return price
฿21,115
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 ฿13,500 and roundtrip prices from ฿21,115. 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 ฿21,115. 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
฿34,770.00
Bangkok Airports

Bangkok

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