RM1,770 Cheap Flights from Bangkok (BKK) to Seattle (SEA)

View RM1,770 flight on Sat, 20 Sep 2025Opens in a new window

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

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Cheap Flights from Bangkok to Seattle (BKK-SEA)

Prices were available within the past 7 days and start at RM1,770 for one-way flights and RM2,643 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Sat, 20 Sep - Fri, 26 Sep
BKK
Bangkok
SEA
Seattle
RM2,643 Return, found 2 days ago
RM2,643
Return
found 2 days ago
Select Philippine Airlines flight, departing Sat, 20 Sep from Bangkok to Seattle, returning Fri, 26 Sep, priced at RM2,643 found 2 days ago
Philippine Airlines
Wed, 25 Feb - Tue, 3 Mar
BKK
Bangkok
SEA
Seattle
RM2,666 Return, found 6 days ago
RM2,666
Return
found 6 days ago
Select Philippine Airlines flight, departing Wed, 25 Feb from Bangkok to Seattle, returning Tue, 3 Mar, priced at RM2,666 found 6 days ago
Philippine Airlines
Wed, 25 Feb - Tue, 3 Mar
BKK
Bangkok
SEA
Seattle
RM2,801 Return, found 6 days ago
RM2,801
Return
found 6 days ago
Select Philippine Airlines flight, departing Wed, 25 Feb from Bangkok to Seattle, returning Tue, 3 Mar, priced at RM2,801 found 6 days ago
STARLUX Airlines
Wed, 25 Feb - Tue, 3 Mar
BKK
Bangkok
SEA
Seattle
RM3,233 Return, found 6 days ago
RM3,233
Return
found 6 days ago
Select STARLUX Airlines flight, departing Wed, 25 Feb from Bangkok to Seattle, returning Tue, 3 Mar, priced at RM3,233 found 6 days ago
STARLUX Airlines
Sat, 20 Sep - Fri, 26 Sep
BKK
Bangkok
SEA
Seattle
RM3,524 Return, found 2 days ago
RM3,524
Return
found 2 days ago
Select STARLUX Airlines flight, departing Sat, 20 Sep from Bangkok to Seattle, returning Fri, 26 Sep, priced at RM3,524 found 2 days ago
Korean Air
Wed, 25 Feb - Tue, 3 Mar
BKK
Bangkok
SEA
Seattle
RM3,540 Return, found 6 days ago
RM3,540
Return
found 6 days ago
Select Korean Air flight, departing Wed, 25 Feb from Bangkok to Seattle, returning Tue, 3 Mar, priced at RM3,540 found 6 days ago
Philippine Airlines
Sat, 20 Sep - Fri, 26 Sep
BKK
Bangkok
SEA
Seattle
RM3,555 Return, found 2 days ago
RM3,555
Return
found 2 days ago
Select Philippine Airlines flight, departing Sat, 20 Sep from Bangkok to Seattle, returning Fri, 26 Sep, priced at RM3,555 found 2 days ago
China Airlines
Sat, 20 Sep - Fri, 26 Sep
BKK
Bangkok
SEA
Seattle
RM3,742 Return, found 2 days ago
RM3,742
Return
found 2 days ago
Select China Airlines flight, departing Sat, 20 Sep from Bangkok to Seattle, returning Fri, 26 Sep, priced at RM3,742 found 2 days ago
United
Wed, 25 Feb - Tue, 3 Mar
BKK
Bangkok
SEA
Seattle
RM4,175 Return, found 6 days ago
RM4,175
Return
found 6 days ago
Select United flight, departing Wed, 25 Feb from Bangkok to Seattle, returning Tue, 3 Mar, priced at RM4,175 found 6 days ago
All Nippon Airways
Sat, 20 Sep - Fri, 26 Sep
BKK
Bangkok
SEA
Seattle
RM4,271 Return, found 2 days ago
RM4,271
Return
found 2 days ago
Select All Nippon Airways flight, departing Sat, 20 Sep from Bangkok to Seattle, returning Fri, 26 Sep, priced at RM4,271 found 2 days ago

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

May is typically the cheapest month to fly

From RM 2,450 - RM 3,936 per traveller.

Graph displaying average flight prices per month

Bangkok to Seattle route information
Origin airport
Suvarnabhumi Intl.
Destination airport
Seattle - Tacoma Intl.
Return price
RM2,643
Distance
11917 km

Perfect flights from Bangkok to Seattle

Your Journey from Bangkok to Seattle

Start your unforgettable journey with Expedia. Our broad selection of flights from Bangkok to Seattle caters to every travel need. Whether you're yearning for a romantic escape, a solo adventure, or a cultural immersion, we've got you covered.
 

Choosing Your Ideal Flight

With Expedia, you have access to a wide range of airlines, including Philippine Airlines, STARLUX Airlines, China Airlines, Delta, Korean Air, Thai Airways International, United, All Nippon Airways, Japan Airlines, Air Canada. Our selection of flights from Suvarnabhumi Intl. to Seattle - Tacoma Intl. caters to every traveler's requirements, ensuring your journey aligns with your schedule. With options from 20 airlines, you're bound to find the perfect flight.
 

Maximizing Value with Bangkok to Seattle Flights

Experience the joy of finding cheap flights from Suvarnabhumi Intl. to Seattle - Tacoma Intl. that fit your budget. Keep an eye out for our special deals and discounts, and check our flexible one-way fares from RM1,770 and roundtrip prices from RM2,643*.
 

Pre-Flight Essentials

Ensure a smooth journey from Bangkok to Seattle with Expedia. From information about check-in times and in-flight amenities to guidance on baggage policies, we provide all the essentials to prepare you for your flight.
 

Experience the Vibrant Seattle

Picture yourself stepping off the plane in Seattle and immersing yourself in the unique atmosphere of . From local markets to cultural festivals, each city offers its distinct charm. Make the most of your trip by exploring local attractions and indulging in the local cuisine. With Expedia, explore all this and more, tailored to your budget.
 

Added Convenience on Your Bangkok to Seattle Flight

Traveling with Expedia is more than just a flight. We offer details about in-flight amenities, baggage policies, and more to ensure a smooth and hassle-free journey. Choose from our variety of airlines and embark on a memorable journey from Bangkok to Seattle.
 

Beyond the Flight – Exploring Seattle

With Expedia, your adventure extends beyond the flight. Explore Seattle at your own pace by renting a car or booking a hotel. Discover hidden gems off the beaten path and create unforgettable memories.
 

Book Your Flight from Bangkok to Seattle with Confidence

Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support make your travel experience seamless and stress-free. Embark on your journey from Bangkok to Seattle with confidence. Book your travel arrangements with Expedia today.
 
*Note: Prices may vary based on availability and are subject to change.

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 RM2,643. 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

*Available to Expedia members.