What airlines fly to Seattle?

EVA Air, Asiana Airlines and STARLUX Airlines are the top three most popular airlines that fly to Seattle from Bangkok according to our data. EVA Air 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 6 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?

Hainan Airlines, STARLUX Airlines, and China 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 6 as of August 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.

$491 Cheap Flights from Bangkok to Seattle in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Bangkok to Seattle

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:25 am - 9:00 amBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

22h 35m1 stop Beijing Capital

10:20 am - 11:25 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

22h 05m1 stop Beijing Capital

$761Hainan Airlines

Fri, Oct 2 - Tue, Nov 3

11:45 am - 3:15 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

17h 30m1 stop Incheon Intl

12:10 am - 11:15 amSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

21h 05m1 stop Incheon Intl

$768Asiana Airlines

Tue, Oct 20 - Tue, Oct 27

1:35 am - 3:15 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

27h 40m1 stop Incheon Intl

12:10 am - 11:15 amSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

20h 05m1 stop Incheon Intl

$768Asiana Airlines

Sat, Oct 3 - Tue, Nov 3

1:20 pm - 7:45 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

20h 25m1 stop Taipei City Taiwan Taoyuan Intl

1:55 am - 1:25 amSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

33h 30m1 stop Taipei City Taiwan Taoyuan Intl

$781China Airlines

Mon, Aug 31 - Sat, Sep 12

2:40 am - 7:15 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

30h 35m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 4:20 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

25h 05m1 stop Taipei City Taiwan Taoyuan Intl

$783China Airlines

Sat, Sep 19 - Thu, Sep 24

1:10 pm - 4:10 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

17h 00m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 12:00 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

20h 45m1 stop Taipei City Taiwan Taoyuan Intl

$787STARLUX Airlines

Thu, Sep 3 - Tue, Sep 15

2:35 am - 10:40 amBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

22h 05m1 stop Incheon Intl

12:50 pm - 9:45 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

18h 55m1 stop Incheon Intl

$788Korean Air

Tue, Oct 6 - Wed, Oct 14

1:10 pm - 4:10 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

17h 00m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 4:40 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

25h 25m1 stop Taipei City Taiwan Taoyuan Intl

$789STARLUX Airlines

Sun, Sep 6 - Fri, Sep 18

9:40 pm - 1:14 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

29h 34m1 stop Incheon Intl

1:00 pm - 11:20 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

19h 20m1 stop Incheon Intl

$808Delta

Thu, Oct 1 - Sun, Nov 1

9:40 pm - 1:14 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

29h 34m1 stop Incheon Intl

1:00 pm - 11:20 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

19h 20m1 stop Incheon Intl

$808Delta

Tue, Oct 6 - Wed, Nov 4

Cheap last minute flights

Enter your travel dates to find the best prices.

9:35 am - 6:32 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

22h 57m2 stops Tokyo Haneda Vancouver Intl

4:30 pm - 3:30 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

33h 00m1 stop Tokyo Haneda

$989ANA

Wed, Aug 12 - Wed, Aug 26

3:45 pm - 2:25 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

36h 40m2 stops Hong Kong Intl Tokyo Haneda

1:16 pm - 9:35 amSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

30h 19m3 stops San Francisco Los Angeles Los Angeles Hong Kong Intl

$1,016United Airlines

Wed, Aug 12 - Wed, Aug 26

3:45 pm - 2:25 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

36h 40m2 stops Hong Kong Intl Tokyo Haneda

4:30 pm - 9:35 amSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

27h 05m2 stops Los Angeles Los Angeles Hong Kong Intl

$1,016United Airlines

Wed, Aug 12 - Wed, Aug 26

9:35 pm - 2:25 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

30h 50m1 stop Tokyo Haneda

1:20 pm - 9:45 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

18h 25m1 stop Incheon Intl

$1,228Multiple Airlines

Wed, Aug 12 - Wed, Aug 26

7:30 pm - 8:05 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

38h 35m1 stop Manila Ninoy Aquino Intl

11:10 pm - 10:40 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

33h 30m1 stop Manila Ninoy Aquino Intl

$3,230Philippine Airlines

Sat, Aug 8 - Fri, Aug 28

11:40 pm - 8:05 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

34h 25m1 stop Manila Ninoy Aquino Intl

11:10 pm - 12:10 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

23h 00m1 stop Manila Ninoy Aquino Intl

$3,230Philippine Airlines

Sat, Aug 8 - Wed, Aug 26

7:30 pm - 8:05 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

38h 35m1 stop Manila Ninoy Aquino Intl

11:10 pm - 12:10 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

23h 00m1 stop Manila Ninoy Aquino Intl

$3,230Philippine Airlines

Sat, Aug 8 - Sun, Aug 23

1:10 pm - 4:35 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

17h 25m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 4:40 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

25h 25m1 stop Taipei City Taiwan Taoyuan Intl

$3,885STARLUX Airlines

Sat, Aug 8 - Mon, Aug 24

5:50 pm - 4:35 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

36h 45m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 4:40 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

25h 25m1 stop Taipei City Taiwan Taoyuan Intl

$3,885STARLUX Airlines

Sat, Aug 8 - Fri, Aug 28

1:10 pm - 4:35 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

17h 25m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 4:40 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

25h 25m1 stop Taipei City Taiwan Taoyuan Intl

$3,885STARLUX Airlines

Sat, Aug 8 - Sun, Aug 23

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Asiana Airlines flights from Bangkok to Seattle

Our best Asiana Airlines deals on Bangkok to Seattle flight tickets

Asiana Airlines

Oct 1

BKK1:35 amBangkok Suvarnabhumi

27h 40m

1 stop

SEA3:15 pmSeattle/Tacoma Intl

Nov 3

SEA12:10 amSeattle/Tacoma Intl

20h 05m

1 stop

BKK11:15 amBangkok Suvarnabhumi

$768

Asiana Airlines

Oct 20

BKK11:45 amBangkok Suvarnabhumi

17h 30m

1 stop

SEA3:15 pmSeattle/Tacoma Intl

Oct 27

SEA12:10 amSeattle/Tacoma Intl

21h 05m

1 stop

BKK11:15 amBangkok Suvarnabhumi

$769

Asiana Airlines

Oct 20

BKK11:45 amBangkok Suvarnabhumi

17h 30m

1 stop

SEA3:15 pmSeattle/Tacoma Intl

Oct 27

SEA12:10 amSeattle/Tacoma Intl

21h 05m

1 stop

BKK11:15 amBangkok Suvarnabhumi

$770

Delta flights from Bangkok to Seattle

Our best Delta deals on Bangkok to Seattle flight tickets

Delta

Sep 29

BKK2:35 amBangkok Suvarnabhumi

25h 02m

1 stop

SEA1:37 pmSeattle/Tacoma Intl

Nov 1

SEA1:00 pmSeattle/Tacoma Intl

19h 20m

1 stop

BKK11:20 pmBangkok Suvarnabhumi

$808

Delta

Aug 18

BKK2:35 amBangkok Suvarnabhumi

25h 02m

1 stop

SEA1:37 pmSeattle/Tacoma Intl

Sep 2

SEA1:00 pmSeattle/Tacoma Intl

18h 45m

1 stop

BKK9:45 pmBangkok Suvarnabhumi

$930

Delta

Aug 20

BKK11:30 pmBangkok Suvarnabhumi

28h 07m

1 stop

SEA1:37 pmSeattle/Tacoma Intl

Sep 3

SEA1:00 pmSeattle/Tacoma Intl

18h 45m

1 stop

BKK9:45 pmBangkok Suvarnabhumi

$947

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Fri 10/2

12:25 am-9:00 am

1 stop22h 35m

Seattle/Tacoma Intl

Tue 11/3

10:20 am-11:25 pm

1 stop22h 05m

$761

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Tue 10/20

11:45 am-3:15 pm

1 stop17h 30m

Seattle/Tacoma Intl

Tue 10/27

12:10 am-11:15 am

1 stop21h 05m

$768

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Sat 10/3

1:35 am-3:15 pm

1 stop27h 40m

Seattle/Tacoma Intl

Tue 11/3

12:10 am-11:15 am

1 stop20h 05m

$768

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Mon 8/31

1:20 pm-7:45 pm

1 stop20h 25m

Seattle/Tacoma Intl

Sat 9/12

1:55 am-1:25 am

1 stop33h 30m

$781

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Sat 9/19

2:40 am-7:15 pm

1 stop30h 35m

Seattle/Tacoma Intl

Thu 9/24

1:15 am-4:20 pm

1 stop25h 05m

$783

Quickest round-trip

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Thu 9/3

1:10 pm-4:10 pm

1 stop17h 00m

Seattle/Tacoma Intl

Tue 9/15

1:15 am-12:00 pm

1 stop20h 45m

$787

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Tue 10/6

2:35 am-10:40 am

1 stop22h 05m

Seattle/Tacoma Intl

Wed 10/14

12:50 pm-9:45 pm

1 stop18h 55m

$788

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Sun 9/6

1:10 pm-4:10 pm

1 stop17h 00m

Seattle/Tacoma Intl

Fri 9/18

1:15 am-4:40 pm

1 stop25h 25m

$789

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Thu 10/1

9:40 pm-1:14 pm

1 stop29h 34m

Seattle/Tacoma Intl

Sun 11/1

1:00 pm-11:20 pm

1 stop19h 20m

$808

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Tue 10/6

9:40 pm-1:14 pm

1 stop29h 34m

Seattle/Tacoma Intl

Wed 11/4

1:00 pm-11:20 pm

1 stop19h 20m

$808

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 typical price of a round-trip flight between Bangkok and Seattle?

Prices are currently low for flights on this route.

Typical prices usually range from $871 to $1,040.
The lowest price recently found on this route was $761.

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 $770.

How far in advance should I book a flight from Bangkok 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 $864 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 $741 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	16h 20m
Direct flights	None

The fastest flight from Bangkok to Seattle takes 16h 20m

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

Search flight deals

Frequently asked questions about flying from Bangkok to Seattle

How far is Bangkok to Seattle/Tacoma Intl by plane?
A flight from Bangkok to Seattle/Tacoma Intl will travel around 7436.9 mi. 16h 20m 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 6 as of August 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 $591	Free Cancellation	Rating 7.3 1,013 reviews	Search Philippine Airlines flights
Asiana Airlines	PriceFrom $655	Free Cancellation	Rating 8.1 553 reviews	Search Asiana Airlines flights
STARLUX Airlines	PriceFrom $703	Free Cancellation	Rating 8.8 363 reviews	Search STARLUX Airlines flights
EVA Air	PriceFrom $766	Free Cancellation	Rating 8.5 1,511 reviews	Search EVA Air flights
China Airlines	PriceFrom $786	Free Cancellation	Rating 8.3 839 reviews	Search China Airlines flights
Delta	PriceFrom $803	Free Cancellation	Rating 7.8 8,505 reviews	Search Delta flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Kent

Lynnwood

Redmond

Lakewood

Puyallup

Fife

Federal Way

Tukwila

Cle Elum

Marysville

Kirkland

Centralia

Shoreline

Lacey

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.