What airlines fly to Seattle?

STARLUX Airlines, EVA Air and Delta are the top three most popular airlines that fly to Seattle from Bangkok according to our data. STARLUX Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 7 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Bangkok to Seattle/Tacoma Intl?

Delta and United Airlines are the most popular carriers operating from Bangkok to Seattle/Tacoma Intl

When did momondo last update prices for flights from Bangkok to Seattle/Tacoma Intl Airport?

Prices for flights from Bangkok to Seattle/Tacoma Intl Airport were last updated today.

How many operators does momondo search for flights from Bangkok to Seattle/Tacoma Intl Airport?

The number of operators available for flights from Bangkok to Seattle/Tacoma Intl Airport is 7 as of March 2026.

How old do you have to be to fly from Bangkok to Seattle/Tacoma Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bangkok to Seattle/Tacoma Intl Airport.

What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$476 Cheap Flights from Bangkok to Seattle in 2026

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Round-trip

One-way

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Cheap round-trip flights

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11:40 pm - 8:05 pm

BKK

SEA

34h 25m

1 stop

11:10 pm - 12:10 pm

SEA

BKK

23h 00m

1 stop

$612Philippine Airlines

Mon, Jun 1 - Tue, Sep 1

11:40 pm - 8:05 pm

BKK

SEA

34h 25m

1 stop

11:10 pm - 6:30 pm

SEA

BKK

29h 20m

1 stop

$615Philippine Airlines

Mon, Jun 1 - Tue, Sep 1

7:30 pm - 8:05 pm

BKK

SEA

38h 35m

1 stop

11:10 pm - 8:55 am

SEA

BKK

19h 45m

1 stop

$619Philippine Airlines

Mon, Jun 1 - Tue, Sep 1

11:40 pm - 8:05 pm

BKK

SEA

34h 25m

1 stop

11:10 pm - 6:30 pm

SEA

BKK

29h 20m

1 stop

$624Philippine Airlines

Wed, Jun 24 - Wed, Sep 23

1:25 pm - 8:05 pm

BKK

SEA

20h 40m

1 stop

11:10 pm - 8:55 am

SEA

BKK

19h 45m

1 stop

$627Philippine Airlines

Tue, Jun 9 - Tue, Sep 8

1:25 pm - 8:05 pm

BKK

SEA

20h 40m

1 stop

11:10 pm - 8:55 am

SEA

BKK

19h 45m

1 stop

$630Philippine Airlines

Wed, Jun 10 - Tue, Sep 8

11:45 am - 2:55 pm

BKK

SEA

17h 10m

1 stop

12:55 am - 10:40 am

SEA

BKK

19h 45m

1 stop

$635Asiana Airlines

Mon, Apr 27 - Sun, May 3

1:20 am - 2:55 pm

BKK

SEA

27h 35m

1 stop

12:55 am - 11:20 pm

SEA

BKK

32h 25m

1 stop

$650Asiana Airlines

Sun, May 31 - Tue, Sep 15

1:20 am - 2:55 pm

BKK

SEA

27h 35m

1 stop

12:55 am - 10:40 am

SEA

BKK

19h 45m

1 stop

$653Asiana Airlines

Sun, May 31 - Tue, Sep 15

8:10 am - 7:15 pm

DMK

SEA

25h 05m

2 stops

12:55 am - 4:05 pm

SEA

DMK

25h 10m

2 stops

$919Multiple Airlines

Mon, Jun 8 - Tue, Sep 8

ANA flights from Bangkok to Seattle

Our best ANA deals on Bangkok to Seattle flight tickets

ANA

Jun 10

BKK7:00 amBangkok Suvarnabhumi

25h 30m

2 stops

SEA6:30 pmSeattle/Tacoma Intl

Sep 8

SEA4:30 pmSeattle/Tacoma Intl

23h 25m

1 stop

BKK5:55 amBangkok Suvarnabhumi

$679

ANA

Jun 5

BKK7:00 amBangkok Suvarnabhumi

25h 30m

2 stops

SEA6:30 pmSeattle/Tacoma Intl

Sep 5

SEA5:22 pmSeattle/Tacoma Intl

40h 33m

2 stops

BKK11:55 pmBangkok Suvarnabhumi

$688

ANA

Jun 10

BKK7:00 amBangkok Suvarnabhumi

25h 30m

2 stops

SEA6:30 pmSeattle/Tacoma Intl

Sep 6

SEA4:30 pmSeattle/Tacoma Intl

22h 05m

1 stop

BKK4:35 amBangkok Suvarnabhumi

$692

Qatar Airways flights from Bangkok to Seattle

Our best Qatar Airways deals on Bangkok to Seattle flight tickets

Qatar Airways

Mar 28

BKK10:15 amBangkok Suvarnabhumi

40h 40m

1 stop

SEA12:55 pmSeattle/Tacoma Intl

Apr 5

SEA4:25 pmSeattle/Tacoma Intl

23h 55m

1 stop

BKK6:20 amBangkok Suvarnabhumi

$1,109

Qatar Airways

Mar 30

BKK2:30 amBangkok Suvarnabhumi

24h 25m

1 stop

SEA12:55 pmSeattle/Tacoma Intl

Jun 5

SEA4:30 pmSeattle/Tacoma Intl

30h 55m

1 stop

BKK1:25 pmBangkok Suvarnabhumi

$1,279

Qatar Airways

Mar 31

BKK9:05 pmBangkok Suvarnabhumi

29h 50m

1 stop

SEA12:55 pmSeattle/Tacoma Intl

Jun 5

SEA4:30 pmSeattle/Tacoma Intl

30h 25m

1 stop

BKK12:55 pmBangkok Suvarnabhumi

$1,283

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 6/1

11:40 pm-8:05 pm

1 stop34h 25m

Seattle/Tacoma Intl

Tue 9/1

11:10 pm-12:10 pm

1 stop23h 00m

$612

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 6/1

11:40 pm-8:05 pm

1 stop34h 25m

Seattle/Tacoma Intl

Tue 9/1

11:10 pm-6:30 pm

1 stop29h 20m

$615

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 6/1

7:30 pm-8:05 pm

1 stop38h 35m

Seattle/Tacoma Intl

Tue 9/1

11:10 pm-8:55 am

1 stop19h 45m

$619

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 6/24

11:40 pm-8:05 pm

1 stop34h 25m

Seattle/Tacoma Intl

Wed 9/23

11:10 pm-6:30 pm

1 stop29h 20m

$624

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 6/9

1:25 pm-8:05 pm

1 stop20h 40m

Seattle/Tacoma Intl

Tue 9/8

11:10 pm-8:55 am

1 stop19h 45m

$627

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 6/10

1:25 pm-8:05 pm

1 stop20h 40m

Seattle/Tacoma Intl

Tue 9/8

11:10 pm-8:55 am

1 stop19h 45m

$630

Quickest round-trip

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 4/27

11:45 am-2:55 pm

1 stop17h 10m

Seattle/Tacoma Intl

Sun 5/3

12:55 am-10:40 am

1 stop19h 45m

$635

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Sun 5/31

1:20 am-2:55 pm

1 stop27h 35m

Seattle/Tacoma Intl

Tue 9/15

12:55 am-11:20 pm

1 stop32h 25m

$650

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Sun 5/31

1:20 am-2:55 pm

1 stop27h 35m

Seattle/Tacoma Intl

Tue 9/15

12:55 am-10:40 am

1 stop19h 45m

$653

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Mon 6/8

8:10 am-7:15 pm

2 stops25h 05m

Seattle/Tacoma Intl

Tue 9/8

12:55 am-4:05 pm

2 stops25h 10m

$919

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bangkok to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Seattle?

In general, March is the cheapest month to fly from Bangkok to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $742. If you don’t want to visit Seattle in March, then you should wait until December to fly from Bangkok, when ticket prices are also cheap, with an average price of $766.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Bangkok when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $867 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Bangkok for as low as $764 on momondo.

Cheap Bangkok to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bangkok to Seattle

Fastest flight time	18h 50m
Direct flights	None

The fastest flight from Bangkok to Seattle takes 18h 50m

There are no direct flights from Bangkok to Seattle. There are no popular flight routes from Bangkok to Seattle.

Search flight deals

How far is Bangkok to Seattle/Tacoma Intl by plane?
A flight from Bangkok to Seattle/Tacoma Intl will travel around 7436.9 mi. 18h 50m is a normal flight duration for this route.
When did momondo last update prices for flights from Bangkok to Seattle/Tacoma Intl Airport?
Prices for flights from Bangkok to Seattle/Tacoma Intl Airport were last updated today.
How many operators does momondo search for flights from Bangkok to Seattle/Tacoma Intl Airport?
The number of operators available for flights from Bangkok to Seattle/Tacoma Intl Airport is 7 as of March 2026.
How old do you have to be to fly from Bangkok to Seattle/Tacoma Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bangkok to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The travel and health documents you'll need for your trip to Seattle/Tacoma Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Bangkok to Seattle

Compare and see reviews for airlines that fly from Bangkok to Seattle with momondo

Airline	Rating	Free Cancellation	Price
Philippine Airlines	PriceFrom $625	Free Cancellation	Rating 7.3 967 reviews	Search Philippine Airlines flights
Asiana Airlines	PriceFrom $655	Free Cancellation	Rating 8.1 507 reviews	Search Asiana Airlines flights
STARLUX Airlines	PriceFrom $705	Free Cancellation	Rating 8.9 285 reviews	Search STARLUX Airlines flights
EVA Air	PriceFrom $766	Free Cancellation	Rating 8.4 1,377 reviews	Search EVA Air flights
China Airlines	PriceFrom $776	Free Cancellation	Rating 8.3 814 reviews	Search China Airlines flights
Korean Air	PriceFrom $799	Free Cancellation	Rating 8.4 1,202 reviews	Search Korean Air flights
Delta	PriceFrom $829	Free Cancellation	Rating 7.9 8,288 reviews	Search Delta flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Redmond

Marysville

Puyallup

Cle Elum

Lakewood

Tukwila

Federal Way

Fife

Westport

Centralia

Kirkland

Tumwater

Why use momondo?

Why should I use momondo to find a flight deal from Bangkok to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Bangkok to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Bangkok to Seattle with flexible booking policies on momondo?

momondo does allow users to show only those flights to Seattle from Bangkok which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Bangkok to Seattle?

Once you have performed a search for Bangkok to Seattle flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Bangkok to Seattle right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Bangkok to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.