What airlines fly to State of Washington?

EVA Air, Asiana Airlines and Delta are the top three most popular airlines that fly to State of Washington from Bangkok according to our data. EVA Air is the first choice among our users, with 36% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 6 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Bangkok to Washington?

Korean Air, Delta, and China Airlines are the most popular carriers operating from Bangkok to Washington

When did momondo last update prices for flights from Bangkok to Washington?

Prices for flights from Bangkok to Washington were last updated today.

How many operators does momondo search for flights from Bangkok to Washington?

There are 7 operators available for flights from Bangkok to Washington as of September 2026.

How old do you have to be to fly from Bangkok to Washington?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok to Washington.

What documentation or ID do you need to fly to Washington?

The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$479 Cheap Flights from Bangkok to Washington in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Bangkok to Washington

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

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

21h 05m1 stop Incheon Intl

$775Asiana Airlines

Thu, Oct 15 - Fri, Oct 23

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

27h 40m1 stop Incheon Intl

12:10 am - 10:00 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

30h 50m1 stop Incheon Intl

$775Asiana Airlines

Wed, Oct 21 - Tue, Nov 10

1:05 am - 9:05 amBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

23h 00m1 stop Incheon Intl

11:00 am - 1:25 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

35h 25m1 stop Incheon Intl

$782Korean Air

Thu, Jan 21 - Wed, Jan 27

9:50 am - 10:40 amBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

38h 50m1 stop Incheon Intl

12:00 pm - 9:30 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

19h 30m1 stop Incheon Intl

$784Korean Air

Wed, Oct 21 - Wed, Oct 28

2:35 am - 1:14 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

24h 39m1 stop Incheon Intl

12:30 pm - 11:05 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

19h 35m1 stop Incheon Intl

$801Delta

Sun, Oct 18 - Mon, Nov 9

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

29h 34m1 stop Incheon Intl

12:30 pm - 11:05 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

19h 35m1 stop Incheon Intl

$801Delta

Sun, Oct 18 - Wed, Nov 11

5:50 pm - 4:10 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

36h 20m1 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

$827STARLUX Airlines

Tue, Oct 6 - Wed, Oct 14

5:50 pm - 4:10 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

36h 20m1 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

$829STARLUX Airlines

Tue, Oct 6 - Wed, Oct 14

1:20 pm - 7:15 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

19h 55m1 stop Taipei City Taiwan Taoyuan Intl

12:10 am - 1:05 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

21h 55m1 stop Taipei City Taiwan Taoyuan Intl

$843China Airlines

Sat, Oct 24 - Sun, Nov 8

5:30 pm - 7:15 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

15h 45m1 stop Taipei City Taiwan Taoyuan Intl

12:10 am - 9:50 amSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

18h 40m1 stop Taipei City Taiwan Taoyuan Intl

$843China Airlines

Sat, Oct 24 - Tue, Nov 10

Cheap last minute flights

Enter your travel dates to find the best prices.

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

22h 05m1 stop Incheon Intl

12:50 pm - 11:35 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

20h 45m1 stop Incheon Intl

$750Korean Air

Thu, Sep 10 - Fri, Sep 18

9:50 am - 10:40 amBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

38h 50m1 stop Incheon Intl

12:50 pm - 1:05 amSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

22h 15m1 stop Incheon Intl

$781Korean Air

Thu, Sep 10 - Wed, Sep 23

9:40 pm - 1:37 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

29h 57m1 stop Incheon Intl

1:00 pm - 9:45 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

18h 45m1 stop Incheon Intl

$806Delta

Tue, Sep 15 - Sun, Sep 20

2:35 am - 1:37 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

25h 02m1 stop Incheon Intl

1:00 pm - 1:05 amSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

22h 05m1 stop Incheon Intl

$806Delta

Mon, Sep 14 - Mon, Sep 21

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

22h 05m1 stop Incheon Intl

12:50 pm - 1:35 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

34h 45m1 stop Incheon Intl

$809Korean Air

Mon, Sep 14 - Wed, Sep 16

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

22h 05m1 stop Incheon Intl

12:50 pm - 1:35 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

34h 45m1 stop Incheon Intl

$810Korean Air

Mon, Sep 14 - Wed, Sep 16

2:35 am - 4:30 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

27h 55m2 stops Incheon Intl San Francisco

9:30 pm - 11:35 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

36h 05m2 stops San Francisco Incheon Intl

$919Delta

Wed, Sep 9 - Wed, Sep 23

1:10 pm - 11:53 pmBKK Bangkok Suvarnabhumi-PSC Pasco Tri Cities

24h 43m2 stops Taipei City Taiwan Taoyuan Intl Seattle/Tacoma Intl

5:29 pm - 4:40 pmPSC Pasco Tri Cities-BKK Bangkok Suvarnabhumi

33h 11m2 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl

$988STARLUX Airlines

Thu, Sep 10 - Mon, Sep 14

5:50 pm - 4:10 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

36h 20m1 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

$1,552STARLUX Airlines

Mon, Sep 14 - Mon, May 17

5:50 pm - 7:45 pmBKK Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl

39h 55m2 stops Chiang Mai Taipei City Taiwan Taoyuan Intl

1:15 am - 12:10 pmSEA Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi

20h 55m1 stop Taipei City Taiwan Taoyuan Intl

$2,074China Airlines

Mon, Sep 14 - Mon, May 17

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Asiana Airlines flights from Bangkok to State of Washington

Our best Asiana Airlines deals on Bangkok to State of Washington flight tickets

Asiana Airlines

Oct 15

BKK1:35 amBangkok Suvarnabhumi

27h 40m

1 stop

SEA3:15 pmSeattle/Tacoma Intl

Oct 22

SEA12:10 amSeattle/Tacoma Intl

33h 25m

1 stop

BKK11:35 pmBangkok Suvarnabhumi

$775

Asiana Airlines

Oct 18

BKK1:35 amBangkok Suvarnabhumi

27h 40m

1 stop

SEA3:15 pmSeattle/Tacoma Intl

Oct 25

SEA12:10 amSeattle/Tacoma Intl

20h 55m

1 stop

BKK11:05 amBangkok Suvarnabhumi

$792

Asiana Airlines

Feb 20

BKK12:25 pmBangkok Suvarnabhumi

16h 30m

1 stop

SEA1:55 pmSeattle/Tacoma Intl

Apr 30

SEA12:55 amSeattle/Tacoma Intl

32h 25m

1 stop

BKK11:20 pmBangkok Suvarnabhumi

$793

STARLUX Airlines flights from Bangkok to State of Washington

Our best STARLUX Airlines deals on Bangkok to State of Washington flight tickets

STARLUX Airlines

Oct 6

BKK5:50 pmBangkok Suvarnabhumi

36h 20m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

Oct 14

SEA1:15 amSeattle/Tacoma Intl

25h 25m

1 stop

BKK4:40 pmBangkok Suvarnabhumi

$827

STARLUX Airlines

Oct 6

BKK5:50 pmBangkok Suvarnabhumi

36h 20m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

Oct 14

SEA1:15 amSeattle/Tacoma Intl

25h 25m

1 stop

BKK4:40 pmBangkok Suvarnabhumi

$829

STARLUX Airlines

Oct 17

BKK1:10 pmBangkok Suvarnabhumi

17h 00m

1 stop

SEA4:10 pmSeattle/Tacoma Intl

Oct 22

SEA1:15 amSeattle/Tacoma Intl

25h 25m

1 stop

BKK4:40 pmBangkok Suvarnabhumi

$833

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Thu 10/15

1:35 am-3:15 pm

1 stop27h 40m

Seattle/Tacoma Intl

Fri 10/23

12:10 am-11:15 am

1 stop21h 05m

$775

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Wed 10/21

1:35 am-3:15 pm

1 stop27h 40m

Seattle/Tacoma Intl

Tue 11/10

12:10 am-10:00 pm

1 stop30h 50m

$775

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Thu 1/21

1:05 am-9:05 am

1 stop23h 00m

Seattle/Tacoma Intl

Wed 1/27

11:00 am-1:25 pm

1 stop35h 25m

$782

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Wed 10/21

9:50 am-10:40 am

1 stop38h 50m

Seattle/Tacoma Intl

Wed 10/28

12:00 pm-9:30 pm

1 stop19h 30m

$784

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Sun 10/18

2:35 am-1:14 pm

1 stop24h 39m

Seattle/Tacoma Intl

Mon 11/9

12:30 pm-11:05 pm

1 stop19h 35m

$801

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Sun 10/18

9:40 pm-1:14 pm

1 stop29h 34m

Seattle/Tacoma Intl

Wed 11/11

12:30 pm-11:05 pm

1 stop19h 35m

$801

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Tue 10/6

5:50 pm-4:10 pm

1 stop36h 20m

Seattle/Tacoma Intl

Wed 10/14

1:15 am-4:40 pm

1 stop25h 25m

$827

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Tue 10/6

5:50 pm-4:10 pm

1 stop36h 20m

Seattle/Tacoma Intl

Wed 10/14

1:15 am-4:40 pm

1 stop25h 25m

$829

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Sat 10/24

1:20 pm-7:15 pm

1 stop19h 55m

Seattle/Tacoma Intl

Sun 11/8

12:10 am-1:05 pm

1 stop21h 55m

$843

Quickest round-trip

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Sat 10/24

5:30 pm-7:15 pm

1 stop15h 45m

Seattle/Tacoma Intl

Tue 11/10

12:10 am-9:50 am

1 stop18h 40m

$843

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 State of Washington

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 State of Washington?

The month of March is, on average, the cheapest month to fly to State of Washington from Bangkok, with most prices found around $742. If you aren’t able to travel to State of Washington during the month of March, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $810.

How far in advance should I book a flight from Bangkok to Washington?

You are more likely to see cheaper flights to State of Washington from Bangkok when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $869 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Bangkok for as low as $741 on momondo.

Cheap Bangkok to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bangkok to State of Washington

Best Price Found	$479
Fastest flight time	16h 20m
Direct flights	None

The best one-way flight to State of Washington from Bangkok in the past 72 hours is $479. The best round-trip flight deal from Bangkok to State of Washington found on momondo in the last 72 hours is $775.

The fastest flight from Bangkok to State of Washington takes 16h 20m

There are no direct flights from Bangkok to State of Washington. There are no popular flight routes from Bangkok to State of Washington.

Search flight deals

Frequently asked questions about flying from Bangkok to Washington

When did momondo last update prices for flights from Bangkok to Washington?
Prices for flights from Bangkok to Washington were last updated today.
How many operators does momondo search for flights from Bangkok to Washington?
There are 7 operators available for flights from Bangkok to Washington as of September 2026.
How old do you have to be to fly from Bangkok to Washington?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok to Washington.
What documentation or ID do you need to fly to Washington?
The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Bangkok to State of Washington

Compare and see reviews for airlines that fly from Bangkok to State of Washington with momondo

Airline	Rating	Free Cancellation	Price
Philippine Airlines	PriceFrom $591	Free Cancellation	Rating 7.3 1,024 reviews	Search Philippine Airlines flights
Asiana Airlines	PriceFrom $655	Free Cancellation	Rating 8.1 561 reviews	Search Asiana Airlines flights
EVA Air	PriceFrom $764	Free Cancellation	Rating 8.5 1,522 reviews	Search EVA Air flights
STARLUX Airlines	PriceFrom $772	Free Cancellation	Rating 8.7 378 reviews	Search STARLUX Airlines flights
China Airlines	PriceFrom $774	Free Cancellation	Rating 8.3 844 reviews	Search China Airlines flights
Delta	PriceFrom $803	Free Cancellation	Rating 7.8 8,553 reviews	Search Delta flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Bangkok to Washington. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Bangkok to Washington flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington from Bangkok.

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

Of course. momondo tracks the price of Bangkok to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.