How long is the flight from Thailand to Seattle?

For as low as ฿30,065, Philippine Airlines can have you in Seattle from Thailand in 23h. The distance from Thailand to Seattle is about 11571 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops. 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. Find deals

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 routes from Thailand to Seattle?

The most popular flight routes from Thailand to Seattle are Bangkok Suvarnabhumi - Seattle/Tacoma Intl, Chiang Mai - Seattle/Tacoma Intl and Bangkok Don Mueang Intl - Seattle/Tacoma Intl.

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

When booking a flight from Thailand to Seattle, you may want to consider flying on EVA Air, เดลต้า or Korean Air as they are the most popular for this route.

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

Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Thailand to Seattle. It is only a 18.4 km journey from Seattle/Tacoma Intl (SEA) to Seattle’s city centre.

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

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

How can I find direct flights from Thailand to Seattle?

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

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

Yes. Cheapflights offers flight deals from Thailand 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.

฿13,308+ Cheap Flights from Thailand to Seattle

Cheap flight deals from Thailand to Seattle

Round-trip from	฿20,499
One-way from	฿13,308
Popular in	July
Cheapest in	February
Average price	฿27,202

Philippine Airlines
9/12-31/12
2 total stops
62h 25m total
Thailand to Seattle

Search Deals

Philippine Airlines
18/11
1 total stop
38h 55m total
Thailand to Seattle

Search Deals

Highest demand for flights based on searches. 9% potential increase in price (฿98,950 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (฿19,065 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2025

Search Deals

Find flight deals from Thailand to Seattle

Enter your travel dates to find the best prices.

Cheapest flights from Thailand to Seattle
Explore the most affordable flight options available from Thailand to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2025.

Tue 9/1218:45BKK - SEA

1 stop38h 55mPhilippine Airlines

Wed 31/1221:30SEA - BKK

1 stop23h 30mPhilippine Airlines

Deal found 4/11฿20,499

Thu 13/1118:45BKK - SEA

1 stop38h 55mPhilippine Airlines

Fri 21/1121:30SEA - BKK

1 stop34h 30mPhilippine Airlines

Deal found 4/11฿21,508

Tue 9/1223:50BKK - SEA

1 stop33h 50mMultiple Airlines

Wed 31/1207:13SEA - BKK

2 stops26h 42mMultiple Airlines

Deal found 4/11฿24,599

Sun 23/1113:20BKK - SEA

1 stop20h 20mPhilippine Airlines

Sun 7/1221:30SEA - BKK

1 stop34h 30mPhilippine Airlines

Deal found 2/11฿24,664

Sat 22/1102:15BKK - SEA

1 stop30h 55mEVA Air

Sat 6/1200:10SEA - BKK

1 stop21h 25mEVA Air

Deal found 2/11฿25,640

Sat 6/1217:15BKK - SEA

1 stop15h 55mEVA Air

Tue 23/1200:10SEA - BKK

1 stop32h 30mEVA Air

Deal found 3/11฿26,128

Sat 20/1217:15BKK - SEA

1 stop15h 55mEVA Air

Sat 27/1223:30SEA - BKK

1 stop33h 10mEVA Air

Deal found 5/11฿26,551

Mon 10/1121:00CNX - SEA

2 stops36h 10mEVA Air

Thu 4/1200:10SEA - CNX

1 stop19h 25mEVA Air

Deal found 5/11฿26,844

Sat 13/1223:50BKK - SEA

1 stop33h 50mPhilippine Airlines

Fri 2/121:30SEA - BKK

1 stop23h 30mPhilippine Airlines

Deal found 5/11฿27,169

Mon 10/1117:35CNX - SEA

1 stop15h 35mChina Airlines

Thu 4/1200:10SEA - CNX

1 stop19h 15mChina Airlines

Deal found 5/11฿30,553

Fri 19/1212:10CNX - SEA

2 stops21h 00mEVA Air

Thu 25/1200:10SEA - CNX

2 stops29h 50mEVA Air

Deal found 4/11฿31,009

Mon 10/1122:00DMK - SEA

2 stops25h 00mMultiple Airlines

Tue 25/1121:30SEA - DMK

1 stop23h 10mMultiple Airlines

Deal found 5/11฿32,245

Best flights from Thailand to Seattle
Discover carefully curated flight deals from Thailand to Seattle that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2025.

Wed 25/318:45BKK - SEA

1 stop38h 55mPhilippine Airlines

Wed 15/423:55SEA - BKK

1 stop22h 10mPhilippine Airlines

Deal found 3/11฿23,037

Tue 9/1223:50BKK - SEA

1 stop33h 50mMultiple Airlines

Tue 30/1200:10SEA - BKK

1 stop30h 50mMultiple Airlines

Deal found 4/11฿25,185

Tue 10/216:55BKK - SEA

2 stops33h 46mUnited Airlines

Tue 10/316:45SEA - BKK

1 stop22h 25mUnited Airlines

Deal found 4/11฿25,770

Thu 26/314:05BKK - SEA

1 stop19h 05mChina Airlines

Sun 29/301:10SEA - BKK

1 stop34h 15mChina Airlines

Deal found 4/11฿26,388

Thu 12/312:10CNX - SEA

2 stops20h 20mEVA Air

Sat 4/400:30SEA - CNX

1 stop19h 55mEVA Air

Deal found 3/11฿26,844

Tue 24/323:50BKK - SEA

1 stop33h 50mPhilippine Airlines

Wed 15/423:55SEA - BKK

1 stop31h 55mPhilippine Airlines

Deal found 3/11฿23,037

Thu 26/313:20BKK - SEA

1 stop20h 20mPhilippine Airlines

Sun 12/423:55SEA - BKK

1 stop22h 10mPhilippine Airlines

Deal found 3/11฿23,362

Wed 8/415:40BKK - SEA

2 stops44h 38mUnited Airlines

Wed 22/417:30SEA - BKK

2 stops26h 15mUnited Airlines

Deal found 4/11฿26,031

Fri 27/302:35BKK - SEA

1 stop30h 35mChina Airlines

Tue 14/401:10SEA - BKK

1 stop21h 00mChina Airlines

Deal found 3/11฿26,811

Tue 10/312:10CNX - SEA

2 stops21h 00mMultiple Airlines

Mon 6/401:30SEA - CNX

1 stop18h 55mMultiple Airlines

Deal found 3/11฿27,137

Tue 17/316:55BKK - SEA

2 stops22h 01mUnited Airlines

Tue 7/406:57SEA - BKK

2 stops36h 48mUnited Airlines

Deal found 4/11฿26,616

Thu 26/310:10CNX - SEA

2 stops23h 00mEVA Air

Sat 28/301:10SEA - CNX

2 stops28h 00mEVA Air

Deal found 4/11฿30,065

Wed 4/313:20BKK - SEA

1 stop20h 20mPhilippine Airlines

Wed 4/323:10SEA - BKK

2 stops51h 40mPhilippine Airlines

Deal found 5/11฿25,510

Wed 4/221:40CNX - SEA

2 stops34h 50mEVA Air

Tue 10/200:10SEA - CNX

2 stops29h 50mEVA Air

Deal found 3/11฿30,163

Tue 3/323:10DMK - SEA

2 stops30h 55mMultiple Airlines

Tue 17/322:30SEA - DMK

1 stop23h 10mMultiple Airlines

Deal found 5/11฿31,497

Sat 14/310:10CNX - SEA

2 stops23h 00mEVA Air

Sun 5/401:30SEA - CNX

2 stops22h 15mEVA Air

Deal found 3/11฿30,163

Fri 13/310:10CNX - SEA

2 stops23h 00mEVA Air

Sun 5/401:30SEA - CNX

2 stops22h 15mEVA Air

Deal found 3/11฿30,163

Mon 17/1111:50DMK - SEA

1 stop37h 50mMultiple Airlines

Thu 20/1110:05SEA - DMK

1 stop27h 55mMultiple Airlines

Deal found 3/11฿34,523

Wed 4/221:40CNX - SEA

2 stops34h 50mEVA Air

Thu 12/223:30SEA - CNX

2 stops30h 30mEVA Air

Deal found 3/11฿30,163

Sat 14/308:45DMK - SEA

2 stops24h 31mMultiple Airlines

Fri 1/500:10SEA - DMK

1 stop25h 20mMultiple Airlines

Deal found 4/11฿36,215

Sun 8/310:10CNX - SEA

2 stops23h 00mEVA Air

Sun 5/401:30SEA - CNX

2 stops22h 15mEVA Air

Deal found 3/11฿30,163

Sun 8/310:10CNX - SEA

2 stops23h 00mEVA Air

Tue 7/400:30SEA - CNX

2 stops23h 15mEVA Air

Deal found 3/11฿30,163

Sun 5/422:00DMK - SEA

2 stops26h 10mMultiple Airlines

Sun 12/423:55SEA - DMK

1 stop21h 30mMultiple Airlines

Deal found 4/11฿37,061

Sun 8/210:10CNX - SEA

2 stops23h 00mEVA Air

Thu 12/223:30SEA - CNX

2 stops42h 55mEVA Air

Deal found 3/11฿30,163

Fri 5/1218:55DMK - SEA

2 stops28h 05mMultiple Airlines

Sat 27/1210:00SEA - DMK

2 stops25h 40mMultiple Airlines

Deal found 3/11฿37,647

Fri 13/310:10CNX - SEA

2 stops23h 00mEVA Air

Mon 6/401:30SEA - CNX

2 stops22h 15mEVA Air

Deal found 3/11฿30,163

Sat 22/1102:30DMK - SEA

2 stops31h 46mMultiple Airlines

Sun 7/1210:05SEA - DMK

2 stops21h 00mMultiple Airlines

Deal found 2/11฿39,957

Sun 8/221:40CNX - SEA

2 stops35h 30mEVA Air

Tue 10/200:10SEA - CNX

2 stops29h 50mEVA Air

Deal found 3/11฿30,163

Sun 3/507:25DMK - SEA

1 stop22h 45mMultiple Airlines

Fri 8/501:15SEA - DMK

1 stop25h 05mMultiple Airlines

Deal found 3/11฿41,779

Last-minute flights from Thailand to Seattle
Discover last-minute flight deals from Thailand to Seattle. Data last updated 5 November 2025 and is based on user searches.

Sun 9/1100:45CNX - SEA

2 stops36h 21mMultiple Airlines

Fri 5/1210:05SEA - CNX

2 stops22h 40mMultiple Airlines

Deal found 5/11฿37,028

Mon 10/1116:20BKK - SEA

1 stop30h 40mไห่หนานแอร์ไลน์

Tue 25/1110:00SEA - BKK

1 stop22h 25mไห่หนานแอร์ไลน์

Deal found 5/11฿20,564

Mon 10/1116:20BKK - SEA

1 stop30h 40mMultiple Airlines

Tue 25/1107:10SEA - BKK

2 stops26h 35mMultiple Airlines

Deal found 5/11฿25,770

Mon 10/1121:00CNX - SEA

2 stops36h 10mEVA Air

Thu 4/1200:10SEA - CNX

1 stop19h 25mEVA Air

Deal found 5/11฿26,844

Mon 10/1123:55BKK - SEA

1 stop29h 00mAsiana Airlines

Mon 24/1100:10SEA - BKK

1 stop30h 50mAsiana Airlines

Deal found 5/11฿27,495

Mon 10/1117:35CNX - SEA

1 stop15h 35mChina Airlines

Thu 4/1200:10SEA - CNX

1 stop19h 15mChina Airlines

Deal found 5/11฿30,553

Mon 10/1122:00DMK - SEA

2 stops25h 00mMultiple Airlines

Tue 25/1121:30SEA - DMK

1 stop23h 10mMultiple Airlines

Deal found 5/11฿32,245

Wed 12/1101:00BKK - SEA

2 stops28h 31mMultiple Airlines

Fri 21/1115:40SEA - BKK

1 stop23h 50mMultiple Airlines

Deal found 4/11฿29,349

Thu 13/1118:45BKK - SEA

1 stop38h 55mPhilippine Airlines

Fri 21/1121:30SEA - BKK

1 stop34h 30mPhilippine Airlines

Deal found 4/11฿21,508

Mon 17/1122:00DMK - SEA

2 stops25h 00mMultiple Airlines

Thu 20/1110:05SEA - DMK

1 stop27h 55mMultiple Airlines

Deal found 3/11฿32,994

Fri 5/1218:55DMK - SEA

2 stops28h 05mMultiple Airlines

Sat 27/1210:00SEA - DMK

2 stops25h 40mMultiple Airlines

Deal found 3/11฿37,647

Fri 19/1212:10CNX - SEA

2 stops21h 00mEVA Air

Thu 25/1200:10SEA - CNX

2 stops29h 50mEVA Air

Deal found 4/11฿31,009

One-way flights from Thailand to Seattle
Search for one-way flight options from Thailand to Seattle. Find affordable one-way fares based on user searches. Data last updated 5 November 2025.

Tue 18/1118:45BKK - SEA

1 stop38h 55mPhilippine Airlines

Deal found 4/11฿13,308

Mon 1/1218:20BKK - SEA

2 stops30h 11mMultiple Airlines

Deal found 5/11฿13,438

Mon 19/123:50BKK - SEA

1 stop33h 50mPhilippine Airlines

Deal found 3/11฿13,503

Sat 20/1223:50BKK - SEA

1 stop33h 50mPhilippine Airlines

Deal found 2/11฿13,536

Sat 8/1118:45BKK - SEA

1 stop38h 55mPhilippine Airlines

Deal found 4/11฿13,568

Fri 14/1113:20BKK - SEA

1 stop20h 20mPhilippine Airlines

Deal found 3/11฿13,601

Wed 17/1218:45BKK - SEA

1 stop38h 55mPhilippine Airlines

Deal found 4/11฿13,699

Sun 29/306:25DMK - SEA

2 stops27h 10mMultiple Airlines

Deal found 4/11฿13,796

Thu 15/113:20BKK - SEA

1 stop20h 20mPhilippine Airlines

Deal found 3/11฿13,829

Thu 18/1201:30BKK - SEA

2 stops44h 37mMultiple Airlines

Deal found 2/11฿13,861

Sun 23/1120:40DMK - SEA

3 stops49h 22mMultiple Airlines

Deal found 3/11฿13,894

Mon 1/1210:20DMK - SEA

3 stops37h 43mMultiple Airlines

Deal found 5/11฿14,252

Fly from

Fly to

Route

Depart

Return

Price

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 25/3

18:45-19:40

1 stop38h 55m

Seattle/Tacoma Intl

Wed 15/4

23:55-12:05

1 stop22h 10m

฿23,037

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 24/3

23:50-19:40

1 stop33h 50m

Seattle/Tacoma Intl

Wed 15/4

23:55-21:50

1 stop31h 55m

฿23,037

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Thu 26/3

13:20-19:40

1 stop20h 20m

Seattle/Tacoma Intl

Sun 12/4

23:55-12:05

1 stop22h 10m

฿23,362

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 9/12

23:50-18:40

1 stop33h 50m

Seattle/Tacoma Intl

Tue 30/12

00:10-22:00

1 stop30h 50m

฿25,185

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 4/3

13:20-18:40

1 stop20h 20m

Seattle/Tacoma Intl

Wed 4/3

23:10-17:50

2 stops51h 40m

฿25,510

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 10/2

16:55-11:41

2 stops33h 46m

Seattle/Tacoma Intl

Tue 10/3

16:45-05:10

1 stop22h 25m

฿25,770

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 8/4

15:40-22:18

2 stops44h 38m

Seattle/Tacoma Intl

Wed 22/4

17:30-09:45

2 stops26h 15m

฿26,031

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Thu 26/3

14:05-19:10

1 stop19h 05m

Seattle/Tacoma Intl

Sun 29/3

01:10-01:25

1 stop34h 15m

฿26,388

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 17/3

16:55-00:56

2 stops22h 01m

Seattle/Tacoma Intl

Tue 7/4

06:57-09:45

2 stops36h 48m

฿26,616

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Fri 27/3

02:35-19:10

1 stop30h 35m

Seattle/Tacoma Intl

Tue 14/4

01:10-12:10

1 stop21h 00m

฿26,811

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 58 results

...

Best time to book a flight from Thailand to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Thailand 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 Thailand to Seattle

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

Currently, April is the cheapest month in which you can book a flight from Thailand to Seattle (average of ฿20,239). Flying from Thailand to Seattle in July is currently the most expensive (average of ฿25,412). 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.

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

It’s optimal to fly from Thailand to Seattle in the morning. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Thailand to Seattle?

Travellers seeking maximum savings on their Thailand to Seattle flight should consider departing on Friday afternoons when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Thailand to Seattle, such as STARLUX Airlines, EVA Air, andKorean Air. 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 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

STARLUX Airlines

8.9

Very Good

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

EVA Air

8.4

Very Good

1,270 reviews

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

Korean Air

8.4

Very Good

1,160 reviews

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

Asiana Airlines

8.2

Very Good

484 reviews

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

เดลต้า

7.9

Good

8,005 reviews

STARLUX Airlines

8.9

Very Good

Check prices

Reviews

1 / 8

10.0

Excellent

Anonymous,Sep 2025

TPE - CRK

Superb service! My second time flying with Starlux to Clark. Will definately fly this route with them again!

Related info for your journey

What airport do you fly into for flights to Seattle from Thailand?
Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Thailand to Seattle. It is only a 18.4 km journey from Seattle/Tacoma Intl (SEA) to Seattle’s city centre.
How long is the flight from Thailand to Seattle?
For as low as ฿30,065, Philippine Airlines can have you in Seattle from Thailand in 23h. The distance from Thailand to Seattle is about 11571 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most popular routes from Thailand to Seattle?
The most popular flight routes from Thailand to Seattle are Bangkok Suvarnabhumi - Seattle/Tacoma Intl, Chiang Mai - Seattle/Tacoma Intl and Bangkok Don Mueang Intl - Seattle/Tacoma Intl.
Can I find deals for flights from Thailand to Seattle that include hotel bookings?
Yes. In addition to deals on Thailand to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Thailand to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to Seattle.
Can I find deals for business class flights from Thailand to Seattle?
Yes. Cheapflights offers flight deals from Thailand 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 Thailand to Seattle?
Currently, April is the cheapest month in which you can book a flight from Thailand to Seattle (average of ฿20,239). Flying from Thailand to Seattle in July is currently the most expensive (average of ฿25,412). 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 Thailand to Seattle

Chiang Mai to Seattle flights

Chiang Mai to Portland flights

Top 7 airlines flying from Thailand to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Philippine Airlines	Cheapest฿20,892	Average฿22,326	FlexibilityNo cancel fee	On-time60%	Search Philippine Airlines flights
Asiana Airlines	Cheapest฿22,330	Average฿24,068	FlexibilityNo cancel fee	On-time76%	Search Asiana Airlines flights
STARLUX Airlines	Cheapest฿24,018	Average฿27,745	FlexibilityNo cancel fee	On-timeN/A	Search STARLUX Airlines flights
China Airlines	Cheapest฿24,321	Average฿27,880	FlexibilityNo cancel fee	On-time70%	Search China Airlines flights
Korean Air	Cheapest฿26,330	Average฿29,593	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
EVA Air	Cheapest฿26,531	Average฿29,969	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights
เดลต้า	Cheapest฿26,962	Average฿30,333	FlexibilityNo cancel fee	On-timeN/A	Search เดลต้า flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Thailand to Seattle flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Seattle from Thailand.

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

Certainly. Search results for flights to Seattle from Thailand shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Thailand to Seattle flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Thailand to Seattle from ฿13,308

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 18/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Thailand to Seattle

Keep the following information in mind while searching for Thailand to Seattle flight deals. Data was last updated 5 November 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Thailand to Seattle

Cheapest flights from Thailand to SeattleExplore the most affordable flight options available from Thailand to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2025.

Explore the most affordable flight options available from Thailand to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Thailand to Seattle

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

Cheapflights Insights

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

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

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

Find hourly flight availability from Thailand to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 November 2025.

What is the cheapest day to fly from Thailand to Seattle?

Use this chart to determine the cheapest time to fly return from Thailand to Seattle. Price data was last updated on 16 December 2024.

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Thailand to Seattle, such as STARLUX Airlines, EVA Air, andKorean Air. 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 Thailand 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 Thailand?

How long is the flight from Thailand to Seattle?

What are the most popular routes from Thailand to Seattle?

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

How can I find direct flights from Thailand to Seattle?

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

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

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Alternative routes for Thailand to Seattle

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Top 7 airlines flying from Thailand to Seattle

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Cheapest flights from Thailand to Seattle
Explore the most affordable flight options available from Thailand to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2025.