What airlines fly to State of Washington?

EVA Air, STARLUX 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 32% of people opting to fly with this airline when traveling to State of Washington. Keep in mind that there are 7 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?

Delta, Korean Air, and Qatar Airways 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 March 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.

$491 Cheap Flights from Bangkok to Washington in 2026

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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.

1:20 am - 2:55 pm

BKK

SEA

27h 35m

1 stop

12:55 am - 11:20 pm

SEA

BKK

32h 25m

1 stop

$686Asiana Airlines

Sun, Apr 26 - Sun, May 10

9:35 pm - 2:25 pm

BKK

SEA

30h 50m

1 stop

7:00 am - 11:55 pm

SEA

BKK

26h 55m

2 stops

$688ANA

Tue, Jun 23 - Tue, Aug 4

1:25 pm - 8:05 pm

BKK

SEA

20h 40m

1 stop

11:10 pm - 8:55 am

SEA

BKK

19h 45m

1 stop

$689Philippine Airlines

Tue, Jun 23 - Tue, Aug 4

2:35 am - 1:25 pm

BKK

SEA

24h 50m

1 stop

1:05 pm - 1:05 am

SEA

BKK

22h 00m

1 stop

$690Delta

Mon, Jun 15 - Tue, Jul 7

11:35 pm - 2:25 pm

BKK

SEA

28h 50m

1 stop

3:45 pm - 6:30 am

SEA

BKK

23h 45m

1 stop

$691ANA

Sun, Jun 14 - Mon, Jan 11

1:20 am - 2:55 pm

BKK

SEA

27h 35m

1 stop

12:55 am - 11:20 pm

SEA

BKK

32h 25m

1 stop

$692Asiana Airlines

Mon, May 25 - Tue, Jul 7

3:45 pm - 1:29 am

BKK

SEA

23h 44m

2 stops

6:29 am - 12:20 am

SEA

BKK

26h 51m

2 stops

$698United Airlines

Mon, Jun 15 - Mon, Jan 11

9:40 pm - 2:48 pm

BKK

PDX

31h 08m

2 stops

11:10 am - 1:05 am

PDX

BKK

23h 55m

2 stops

$873Korean Air

Wed, May 6 - Sat, Aug 15

9:40 pm - 2:48 pm

BKK

PDX

31h 08m

2 stops

11:10 am - 1:05 am

PDX

BKK

23h 55m

2 stops

$876Korean Air

Wed, May 6 - Sat, Aug 15

9:35 am - 12:15 pm

BKK

PSC

40h 40m

2 stops

2:00 pm - 9:35 am

PSC

BKK

53h 35m

3 stops

$1,030United Airlines

Tue, Sep 15 - Sat, Sep 19

Delta flights from Bangkok to State of Washington

Our best Delta deals on Bangkok to State of Washington flight tickets

Delta

Jun 15

BKK2:35 amBangkok Suvarnabhumi

24h 50m

1 stop

SEA1:25 pmSeattle/Tacoma Intl

Jul 7

SEA1:05 pmSeattle/Tacoma Intl

22h 00m

1 stop

BKK1:05 amBangkok Suvarnabhumi

$690

Delta

Jun 19

BKK9:40 pmBangkok Suvarnabhumi

29h 45m

1 stop

SEA1:25 pmSeattle/Tacoma Intl

Jul 11

SEA1:05 pmSeattle/Tacoma Intl

22h 00m

1 stop

BKK1:05 amBangkok Suvarnabhumi

$758

Delta

Jun 18

BKK2:35 amBangkok Suvarnabhumi

24h 50m

1 stop

SEA1:25 pmSeattle/Tacoma Intl

Jul 4

SEA1:05 pmSeattle/Tacoma Intl

18h 40m

1 stop

BKK9:45 pmBangkok Suvarnabhumi

$764

United Airlines flights from Bangkok to State of Washington

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

United Airlines

Jun 15

BKK3:45 pmBangkok Suvarnabhumi

23h 44m

2 stops

SEA1:29 amSeattle/Tacoma Intl

Jan 10

SEA6:29 amSeattle/Tacoma Intl

26h 51m

2 stops

BKK12:20 amBangkok Suvarnabhumi

$698

United Airlines

Apr 22

BKK9:35 amBangkok Suvarnabhumi

63h 04m

2 stops

SEA10:39 amSeattle/Tacoma Intl

May 13

SEA4:30 pmSeattle/Tacoma Intl

22h 05m

1 stop

BKK4:35 amBangkok Suvarnabhumi

$777

United Airlines

Jul 9

BKK9:35 amBangkok Suvarnabhumi

18h 50m

1 stop

SEA2:25 pmSeattle/Tacoma Intl

Sep 10

SEA8:38 amSeattle/Tacoma Intl

34h 57m

2 stops

BKK9:35 amBangkok Suvarnabhumi

$789

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Sun 4/26

1:20 am-2:55 pm

1 stop27h 35m

Seattle/Tacoma Intl

Sun 5/10

12:55 am-11:20 pm

1 stop32h 25m

$686

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 6/23

9:35 pm-2:25 pm

1 stop30h 50m

Seattle/Tacoma Intl

Tue 8/4

7:00 am-11:55 pm

2 stops26h 55m

$688

Quickest round-trip

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 6/23

1:25 pm-8:05 pm

1 stop20h 40m

Seattle/Tacoma Intl

Tue 8/4

11:10 pm-8:55 am

1 stop19h 45m

$689

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 6/15

2:35 am-1:25 pm

1 stop24h 50m

Seattle/Tacoma Intl

Tue 7/7

1:05 pm-1:05 am

1 stop22h 00m

$690

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Sun 6/14

11:35 pm-2:25 pm

1 stop28h 50m

Seattle/Tacoma Intl

Mon 1/11

3:45 pm-6:30 am

1 stop23h 45m

$691

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 5/25

1:20 am-2:55 pm

1 stop27h 35m

Seattle/Tacoma Intl

Tue 7/7

12:55 am-11:20 pm

1 stop32h 25m

$692

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 6/15

3:45 pm-1:29 am

2 stops23h 44m

Seattle/Tacoma Intl

Mon 1/11

6:29 am-12:20 am

2 stops26h 51m

$698

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

9:40 pm-2:48 pm

2 stops31h 08m

Portland

Sat 8/15

11:10 am-1:05 am

2 stops23h 55m

$873

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 5/6

9:40 pm-2:48 pm

2 stops31h 08m

Portland

Sat 8/15

11:10 am-1:05 am

2 stops23h 55m

$876

BangkokPasco

BKK - PSC

BKKPSC

Bangkok Suvarnabhumi

Tue 9/15

9:35 am-12:15 pm

2 stops40h 40m

Pasco Tri Cities

Sat 9/19

2:00 pm-9:35 am

3 stops53h 35m

$1,030

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 $766.

How far in advance should I book a flight to State of 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 $867 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 $764 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

Fastest flight time	17h 35m
Direct flights	None

The fastest flight from Bangkok to State of Washington takes 17h 35m

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

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 March 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 $625	Free Cancellation	Rating 7.3 971 reviews	Search Philippine Airlines flights
Asiana Airlines	PriceFrom $655	Free Cancellation	Rating 8.1 506 reviews	Search Asiana Airlines flights
STARLUX Airlines	PriceFrom $705	Free Cancellation	Rating 9.0 292 reviews	Search STARLUX Airlines flights
EVA Air	PriceFrom $766	Free Cancellation	Rating 8.4 1,383 reviews	Search EVA Air flights
China Airlines	PriceFrom $776	Free Cancellation	Rating 8.3 817 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 8,317 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.