How long is the flight from Bangkok to Seattle?

ไห่หนานแอร์ไลน์, Philippine Airlines, and STARLUX Airlines can get you from Bangkok to Seattle in just under 17h. Your travel time can differ by up to 21h 35m. Bangkok and Seattle are separated by a distance of 11978 km. Both multi-stop and direct flights can be found to your destination and back. Find deals

What are the cheapest airlines flying from Bangkok to Seattle round-trip?

According to our current data, Philippine Airlines (฿20,190), STARLUX Airlines (฿23,210), and China Airlines (฿23,503) offers the cheapest pricing from Bangkok to Seattle. Philippine Airlines is priced at 28% lower than the current average price of a flight leaving 3 months from now. Find deals

What are the cheapest airlines to fly from Bangkok to Seattle one-way?

One-way options have recently been found by users for as low as ฿12,513 on Philippine Airlines. Other airlines that offer cheap prices include China Airlines from ฿14,701 and STARLUX Airlines from ฿15,339 one-way. Find deals

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular airlines that fly from Bangkok to Seattle?

EVA Air, China Airlines and เดลต้า are the most popular airlines when flying from Bangkok to Seattle.

What is the cheapest time of day to fly from BKK to SEA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Bangkok to Seattle as you normally would.

What airport do you fly into for flights to Seattle from Bangkok?

Located just 18.4 km from the city centre, Seattle/Tacoma Intl is the airport most travellers will use when flying to Seattle from Bangkok. Booking flights from Bangkok to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 0 daily inbound flights from Bangkok from 7 different airlines.

Can I find deals for flights from Bangkok to Seattle that include hotel bookings?

Yes. In addition to deals on Bangkok to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Bangkok to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to Seattle.

Can I find deals for business class flights from Bangkok to Seattle?

Yes. Cheapflights offers flight deals from Bangkok to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

฿13,490+ Flights from Bangkok to Seattle

Cheap flight deals from Bangkok to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Bangkok to Seattle
Explore the most affordable flight options available from Bangkok to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.

Wed 31/1216:55BKK - SEA

2 stops23h 04mUnited Airlines

Fri 9/115:45SEA - BKK

1 stop22h 25mUnited Airlines

Deal found 28/12฿39,714

Wed 31/1215:05BKK - SEA

2 stops39h 06mCathay Pacific

Fri 9/106:20SEA - BKK

2 stops26h 55mCathay Pacific

Deal found 28/12฿40,186

Wed 31/1208:15BKK - SEA

1 stop16h 16mMultiple Airlines

Fri 9/115:45SEA - BKK

1 stop23h 45mMultiple Airlines

Deal found 28/12฿41,381

Best flights from Bangkok to Seattle
Discover carefully curated flight deals from Bangkok to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 December 2025.

Mon 16/301:05BKK - SEA

1 stop21h 55mไห่หนานแอร์ไลน์

Tue 7/411:00SEA - BKK

1 stop22h 00mไห่หนานแอร์ไลน์

Deal found 28/12฿20,062

Mon 1/619:30BKK - SEA

1 stop38h 35mPhilippine Airlines

Tue 1/923:10SEA - BKK

1 stop29h 20mPhilippine Airlines

Deal found 28/12฿20,973

Wed 29/413:10BKK - SEA

1 stop17h 00mSTARLUX Airlines

Sun 30/801:15SEA - BKK

1 stop25h 25mSTARLUX Airlines

Deal found 28/12฿23,866

Wed 11/223:50BKK - SEA

1 stop33h 50mMultiple Airlines

Wed 18/207:10SEA - BKK

2 stops26h 35mMultiple Airlines

Deal found 28/12฿24,810

Mon 1/609:35BKK - SEA

1 stop18h 50mUnited Airlines

Tue 1/907:00SEA - BKK

2 stops26h 55mUnited Airlines

Deal found 28/12฿25,156

Tue 27/113:20BKK - SEA

1 stop20h 20mPhilippine Airlines

Wed 15/423:10SEA - BKK

1 stop29h 20mPhilippine Airlines

Deal found 29/12฿22,671

Wed 28/113:45BKK - SEA

1 stop16h 20mSTARLUX Airlines

Mon 13/401:15SEA - BKK

1 stop20h 45mSTARLUX Airlines

Deal found 30/12฿24,684

Mon 9/223:50BKK - SEA

1 stop33h 50mMultiple Airlines

Mon 23/207:10SEA - BKK

2 stops26h 35mMultiple Airlines

Deal found 28/12฿24,841

Mon 16/323:50BKK - SEA

1 stop33h 50mPhilippine Airlines

Fri 3/423:10SEA - BKK

1 stop29h 20mPhilippine Airlines

Deal found 29/12฿22,671

Mon 1/609:35BKK - SEA

1 stop18h 50mUnited Airlines

Wed 16/908:35SEA - BKK

2 stops25h 20mUnited Airlines

Deal found 28/12฿25,156

Wed 4/213:45BKK - SEA

1 stop16h 20mSTARLUX Airlines

Mon 13/401:15SEA - BKK

1 stop25h 25mSTARLUX Airlines

Deal found 29/12฿25,187

Mon 16/302:35DMK - SEA

2 stops28h 34mMultiple Airlines

Sun 5/423:10SEA - DMK

1 stop22h 15mMultiple Airlines

Deal found 29/12฿28,709

Mon 9/208:45DMK - SEA

2 stops24h 25mMultiple Airlines

Mon 23/223:45SEA - DMK

1 stop30h 45mMultiple Airlines

Deal found 28/12฿31,759

Thu 29/120:45DMK - SEA

2 stops25h 25mMultiple Airlines

Thu 16/423:10SEA - DMK

1 stop22h 15mMultiple Airlines

Deal found 29/12฿32,482

Tue 31/309:20DMK - SEA

2 stops23h 55mMultiple Airlines

Thu 17/901:10SEA - DMK

1 stop30h 10mMultiple Airlines

Deal found 28/12฿33,488

Wed 28/113:50DMK - SEA

2 stops19h 20mMultiple Airlines

Tue 3/200:10SEA - DMK

1 stop33h 05mMultiple Airlines

Deal found 28/12฿33,583

Wed 18/313:50DMK - SEA

2 stops19h 20mMultiple Airlines

Sun 5/423:10SEA - DMK

1 stop22h 15mMultiple Airlines

Deal found 29/12฿33,929

Sun 1/203:40DMK - SEA

1 stop25h 15mMultiple Airlines

Sun 15/200:10SEA - DMK

1 stop24h 20mMultiple Airlines

Deal found 29/12฿34,557

Wed 28/102:35DMK - SEA

3 stops46h 47mMultiple Airlines

Wed 1/410:10SEA - DMK

2 stops25h 20mMultiple Airlines

Deal found 28/12฿35,564

Wed 3/607:25DMK - SEA

1 stop22h 45mMultiple Airlines

Tue 9/601:15SEA - DMK

1 stop25h 05mMultiple Airlines

Deal found 29/12฿35,815

Last-minute flights from Bangkok to Seattle
Discover last-minute flight deals from Bangkok to Seattle. Data last updated 30 December 2025 and is based on user searches.

Thu 1/103:10DMK - SEA

2 stops25h 35mMultiple Airlines

Mon 12/100:10SEA - DMK

1 stop30h 20mMultiple Airlines

Deal found 28/12฿227,626

Wed 7/101:55BKK - SEA

3 stops58h 02mEthiopian Air

Thu 12/208:17SEA - BKK

3 stops37h 13mEthiopian Air

Deal found 27/12฿77,133

Thu 8/123:55BKK - SEA

1 stop29h 00mAsiana Airlines

Wed 11/200:10SEA - BKK

1 stop20h 05mAsiana Airlines

Deal found 27/12฿36,193

Thu 8/121:30BKK - SEA

1 stop26h 30mเดลต้า

Thu 12/207:10SEA - BKK

2 stops26h 35mเดลต้า

Deal found 27/12฿42,010

Mon 12/109:20DMK - SEA

2 stops48h 20mMultiple Airlines

Sat 17/100:10SEA - DMK

1 stop28h 40mMultiple Airlines

Deal found 29/12฿236,399

Wed 28/113:50DMK - SEA

2 stops19h 20mMultiple Airlines

Tue 3/200:10SEA - DMK

1 stop33h 05mMultiple Airlines

Deal found 28/12฿33,583

Wed 28/102:35DMK - SEA

3 stops46h 47mMultiple Airlines

Wed 1/410:10SEA - DMK

2 stops25h 20mMultiple Airlines

Deal found 28/12฿35,564

Thu 29/120:45DMK - SEA

2 stops25h 25mMultiple Airlines

Thu 16/423:10SEA - DMK

1 stop22h 15mMultiple Airlines

Deal found 29/12฿32,482

One-way flights from Bangkok to Seattle
Search for one-way flight options from Bangkok to Seattle. Find affordable one-way fares based on user searches. Data last updated 30 December 2025.

Sun 3/517:50BKK - SEA

1 stop36h 20mSTARLUX Airlines

Deal found 29/12฿13,490

Wed 18/313:20BKK - SEA

1 stop20h 20mPhilippine Airlines

Deal found 29/12฿13,615

Fri 23/113:45BKK - SEA

1 stop16h 20mSTARLUX Airlines

Deal found 30/12฿13,647

Wed 4/213:20BKK - SEA

1 stop20h 20mPhilippine Airlines

Deal found 28/12฿13,678

Wed 21/117:40BKK - SEA

1 stop36h 25mSTARLUX Airlines

Deal found 29/12฿13,836

Thu 29/113:20BKK - SEA

1 stop20h 20mPhilippine Airlines

Deal found 28/12฿13,867

Thu 19/323:50BKK - SEA

1 stop33h 50mPhilippine Airlines

Deal found 29/12฿13,898

Fri 6/213:45BKK - SEA

1 stop16h 20mSTARLUX Airlines

Deal found 28/12฿13,961

Mon 16/213:45BKK - SEA

1 stop16h 20mSTARLUX Airlines

Deal found 28/12฿13,993

Mon 16/311:50DMK - SEA

2 stops43h 19mMultiple Airlines

Deal found 29/12฿14,056

Thu 5/217:40BKK - SEA

1 stop36h 25mSTARLUX Airlines

Deal found 28/12฿14,119

Sun 18/117:40BKK - SEA

1 stop36h 25mSTARLUX Airlines

Deal found 29/12฿14,150

Find flight deals from Bangkok to Seattle

Round-trip from	฿19,527
One-way from	฿13,490
Popular in	July
Cheapest in	February
Average price	฿24,935

ไห่หนานแอร์ไลน์
16/3-7/4
2 total stops
43h 55m total
Bangkok to Seattle

Search Deals

STARLUX Airlines
3/5
1 total stop
36h 20m total
Bangkok to Seattle

Search Deals

Highest demand for flights based on searches. 10% potential increase in price (฿102,149 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (฿18,629 potential savings vs. average return price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 16/3

01:05-09:00

1 stop21h 55m

Seattle/Tacoma Intl

Tue 7/4

11:00-23:00

1 stop22h 00m

฿20,062

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 1/6

19:30-20:05

1 stop38h 35m

Seattle/Tacoma Intl

Tue 1/9

23:10-18:30

1 stop29h 20m

฿20,973

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 27/1

13:20-18:40

1 stop20h 20m

Seattle/Tacoma Intl

Wed 15/4

23:10-18:30

1 stop29h 20m

฿22,671

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 16/3

23:50-19:40

1 stop33h 50m

Seattle/Tacoma Intl

Fri 3/4

23:10-18:30

1 stop29h 20m

฿22,671

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 29/4

13:10-16:10

1 stop17h 00m

Seattle/Tacoma Intl

Sun 30/8

01:15-16:40

1 stop25h 25m

฿23,866

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 28/1

13:45-15:05

1 stop16h 20m

Seattle/Tacoma Intl

Mon 13/4

01:15-12:00

1 stop20h 45m

฿24,684

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 11/2

23:50-18:40

1 stop33h 50m

Seattle/Tacoma Intl

Wed 18/2

07:10-00:45

2 stops26h 35m

฿24,810

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 9/2

23:50-18:40

1 stop33h 50m

Seattle/Tacoma Intl

Mon 23/2

07:10-00:45

2 stops26h 35m

฿24,841

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 1/6

09:35-14:25

1 stop18h 50m

Seattle/Tacoma Intl

Tue 1/9

07:00-23:55

2 stops26h 55m

฿25,156

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 1/6

09:35-14:25

1 stop18h 50m

Seattle/Tacoma Intl

Wed 16/9

08:35-23:55

2 stops25h 20m

฿25,156

Flights are sorted by cheapest return flights first.

Deals found on 29/12

Showing 1-10 of 42 results

...

Best time to book a flight from Bangkok to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Bangkok with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Bangkok to Seattle

How far ahead should I book a flight from Bangkok to Seattle?

The best time to book flights from Bangkok to Seattle is 65 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Bangkok to Seattle?

Currently, June is the cheapest month in which you can book a flight from Bangkok to Seattle (average of ฿19,621). Flying from Bangkok to Seattle in July is currently the most expensive (average of ฿24,558). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Bangkok to Seattle, such as STARLUX Airlines, EVA Air, andChina Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

STARLUX Airlines

8.9

Very Good

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

EVA Air

8.5

Very Good

1,304 reviews

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

China Airlines

8.2

Very Good

797 reviews

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

เดลต้า

7.9

Good

8,016 reviews

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

Philippine Airlines

7.3

Good

944 reviews

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 9

10.0

Excellent

Chad,Nov 2025

TPE - SEA

Starlux Airlines was amazing. No complaints on anything with them

Related info for your journey

What airport do you fly into for flights to Seattle from Bangkok?
Located just 18.4 km from the city centre, Seattle/Tacoma Intl is the airport most travellers will use when flying to Seattle from Bangkok. Booking flights from Bangkok to Seattle/Tacoma Intl (SEA) should be relatively easy as there are 0 daily inbound flights from Bangkok from 7 different airlines.
How long is the flight from Bangkok to Seattle?
ไห่หนานแอร์ไลน์, Philippine Airlines, and STARLUX Airlines can get you from Bangkok to Seattle in just under 17h. Your travel time can differ by up to 21h 35m. Bangkok and Seattle are separated by a distance of 11978 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Bangkok to Seattle round-trip?
According to our current data, Philippine Airlines (฿20,190), STARLUX Airlines (฿23,210), and China Airlines (฿23,503) offers the cheapest pricing from Bangkok to Seattle. Philippine Airlines is priced at 28% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Bangkok to Seattle one-way?
One-way options have recently been found by users for as low as ฿12,513 on Philippine Airlines. Other airlines that offer cheap prices include China Airlines from ฿14,701 and STARLUX Airlines from ฿15,339 one-way.
Can I find deals for flights from Bangkok to Seattle that include hotel bookings?
Yes. In addition to deals on Bangkok to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Bangkok to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Bangkok to Seattle.
Can I find deals for business class flights from Bangkok to Seattle?
Yes. Cheapflights offers flight deals from Bangkok to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Bangkok to Seattle?
Currently, June is the cheapest month in which you can book a flight from Bangkok to Seattle (average of ฿19,621). Flying from Bangkok to Seattle in July is currently the most expensive (average of ฿24,558). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Bangkok to Seattle

Chiang Mai to Seattle flights

Chiang Mai to Portland flights

Top 7 airlines flying from Bangkok to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Philippine Airlines	Cheapest฿20,190	Average฿21,400	FlexibilityNo cancel fee	On-time60%	Search Philippine Airlines flights
STARLUX Airlines	Cheapest฿23,210	Average฿26,812	FlexibilityNo cancel fee	On-timeN/A	Search STARLUX Airlines flights
China Airlines	Cheapest฿23,503	Average฿25,512	FlexibilityNo cancel fee	On-time70%	Search China Airlines flights
EVA Air	Cheapest฿25,007	Average฿27,218	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights
Korean Air	Cheapest฿26,069	Average฿30,842	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
เดลต้า	Cheapest฿26,295	Average฿28,942	FlexibilityNo cancel fee	On-timeN/A	Search เดลต้า flights
Asiana Airlines	Cheapest฿27,706	Average฿30,648	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Bangkok to Seattle?

Deals for Bangkok to Seattle flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Bangkok to Seattle?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Bangkok to Seattle.

Can Cheapflights find flights from Bangkok to Seattle with no change fees?

Yes, we can. To see specific flights from Bangkok to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Bangkok to Seattle become cheaper?

Not ready to book yet? You can track prices for flights from Bangkok to Seattle on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Bangkok to Seattle from ฿13,490

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Bangkok to Seattle

Cheapest flights from Bangkok to SeattleExplore the most affordable flight options available from Bangkok to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.

Explore the most affordable flight options available from Bangkok to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.

Find flight deals from Bangkok to Seattle

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Bangkok to Seattle that are best for you.

Best time to book a flight from Bangkok to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Bangkok with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Bangkok to Seattle

How far ahead should I book a flight from Bangkok to Seattle?

Use this chart to determine the optimal time to book a return flight from Bangkok to Seattle. Price data was last updated on 26 December 2025.

What is the cheapest month to book a flight from Bangkok to Seattle?

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Bangkok to Seattle, such as STARLUX Airlines, EVA Air, andChina Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Bangkok to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Seattle from Bangkok?

How long is the flight from Bangkok to Seattle?

What are the cheapest airlines flying from Bangkok to Seattle round-trip?

What are the cheapest airlines to fly from Bangkok to Seattle one-way?

Can I find deals for flights from Bangkok to Seattle that include hotel bookings?

How can I find direct flights from Bangkok to Seattle?

Can I find deals for business class flights from Bangkok to Seattle?

What is the cheapest month to book a flight from Bangkok to Seattle?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Bangkok to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Bangkok to Seattle

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Bangkok to Seattle?

Why should you use Cheapflights to find cheap flight tickets from Bangkok to Seattle?

Can Cheapflights find flights from Bangkok to Seattle with no change fees?

Can Cheapflights notify me if prices for flights from Bangkok to Seattle become cheaper?

100% Free

Book With Flexibility

Travel Smart

Cheapest flights from Bangkok to Seattle
Explore the most affordable flight options available from Bangkok to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 December 2025.