What airlines fly to Seattle?

EVA Air, STARLUX Airlines and Philippine 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 30% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 9 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?

Philippine Airlines and Hainan 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 9 as of November 2025.

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.

$416 Cheap Flights from Bangkok to Seattle in 2025/26

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Cheap round-trip flights

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11:50 pm - 7:40 pmBKK-SEA

33h 50m1 stop

11:05 pm - 12:05 pmSEA-BKK

23h 00m1 stop

$600Philippine Airlines

Find Deal

ter, mar 17 - ter, abr 7

1:30 pm - 8:10 pmBKK-SEA

20h 40m1 stop

11:05 pm - 12:05 pmSEA-BKK

23h 00m1 stop

$629Philippine Airlines

Find Deal

ter, mar 31 - sex, jun 5

11:50 pm - 6:40 pmBKK-SEA

33h 50m1 stop

10:30 pm - 5:50 pmSEA-BKK

29h 20m1 stop

$630Philippine Airlines

Find Deal

ter, mar 3 - ter, mar 24

1:05 am - 9:00 amBKK-SEA

21h 55m1 stop

11:00 am - 12:20 pmSEA-BKK

35h 20m1 stop

$640Hainan Airlines

Find Deal

seg, mar 16 - ter, abr 7

11:50 pm - 6:40 pmBKK-SEA

33h 50m1 stop

10:30 pm - 5:50 pmSEA-BKK

29h 20m1 stop

$641Philippine Airlines

Find Deal

ter, fev 10 - ter, mar 10

1:05 am - 8:00 amBKK-SEA

21h 55m1 stop

10:00 am - 11:25 pmSEA-BKK

22h 25m1 stop

$642Hainan Airlines

Find Deal

sex, jan 23 - sáb, jan 31

1:30 pm - 8:10 pmBKK-SEA

20h 40m1 stop

11:05 pm - 4:45 pmSEA-BKK

27h 40m1 stop

$660Philippine Airlines

Find Deal

sex, mai 1 - qua, set 30

1:30 pm - 8:10 pmBKK-SEA

20h 40m1 stop

11:05 pm - 9:50 pmSEA-BKK

32h 45m1 stop

$661Philippine Airlines

Find Deal

sex, mai 1 - qua, set 30

11:50 pm - 7:40 pmBKK-SEA

33h 50m1 stop

11:05 pm - 12:05 pmSEA-BKK

23h 00m1 stop

$671Philippine Airlines

Find Deal

ter, mar 10 - ter, jul 14

12:20 pm - 8:10 pmDMK-SEA

21h 50m1 stop

11:05 pm - 12:35 pmSEA-DMK

47h 30m2 stops

$1,068Multiple Airlines

Find Deal

sex, mai 1 - qua, set 30

Philippine Airlines flights from Bangkok to Seattle

Our best Philippine Airlines deals on Bangkok to Seattle flight tickets

Philippine Airlines

Mar 17

BKK11:50 pmBangkok Suvarnabhumi

33h 50m

1 stop

SEA7:40 pmSeattle/Tacoma Intl

Apr 7

SEA11:05 pmSeattle/Tacoma Intl

23h 00m

1 stop

BKK12:05 pmBangkok Suvarnabhumi

$600

Find similar

Philippine Airlines

Mar 31

BKK1:30 pmBangkok Suvarnabhumi

20h 40m

1 stop

SEA8:10 pmSeattle/Tacoma Intl

Jun 5

SEA11:05 pmSeattle/Tacoma Intl

23h 00m

1 stop

BKK12:05 pmBangkok Suvarnabhumi

$629

Find similar

Philippine Airlines

Mar 3

BKK11:50 pmBangkok Suvarnabhumi

33h 50m

1 stop

SEA6:40 pmSeattle/Tacoma Intl

Mar 24

SEA10:30 pmSeattle/Tacoma Intl

29h 20m

1 stop

BKK5:50 pmBangkok Suvarnabhumi

$630

Find similar

Hainan Airlines flights from Bangkok to Seattle

Our best Hainan Airlines deals on Bangkok to Seattle flight tickets

Hainan Airlines

Mar 16

BKK1:05 amBangkok Suvarnabhumi

21h 55m

1 stop

SEA9:00 amSeattle/Tacoma Intl

Apr 7

SEA11:00 amSeattle/Tacoma Intl

35h 20m

1 stop

BKK12:20 pmBangkok Suvarnabhumi

$640

Find similar

Hainan Airlines

Jan 23

BKK1:05 amBangkok Suvarnabhumi

21h 55m

1 stop

SEA8:00 amSeattle/Tacoma Intl

Jan 31

SEA10:00 amSeattle/Tacoma Intl

22h 25m

1 stop

BKK11:25 pmBangkok Suvarnabhumi

$642

Find similar

Hainan Airlines

Mar 2

BKK1:05 amBangkok Suvarnabhumi

21h 55m

1 stop

SEA8:00 amSeattle/Tacoma Intl

Mar 24

SEA11:00 amSeattle/Tacoma Intl

22h 25m

1 stop

BKK11:25 pmBangkok Suvarnabhumi

$745

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

ter 3/17

11:50 pm-7:40 pm

1 stop33h 50m

Seattle/Tacoma Intl

ter 4/7

11:05 pm-12:05 pm

1 stop23h 00m

$600

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

ter 3/31

1:30 pm-8:10 pm

1 stop20h 40m

Seattle/Tacoma Intl

sex 6/5

11:05 pm-12:05 pm

1 stop23h 00m

$629

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

ter 3/3

11:50 pm-6:40 pm

1 stop33h 50m

Seattle/Tacoma Intl

ter 3/24

10:30 pm-5:50 pm

1 stop29h 20m

$630

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

seg 3/16

1:05 am-9:00 am

1 stop21h 55m

Seattle/Tacoma Intl

ter 4/7

11:00 am-12:20 pm

1 stop35h 20m

$640

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

ter 2/10

11:50 pm-6:40 pm

1 stop33h 50m

Seattle/Tacoma Intl

ter 3/10

10:30 pm-5:50 pm

1 stop29h 20m

$641

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

sex 1/23

1:05 am-8:00 am

1 stop21h 55m

Seattle/Tacoma Intl

sáb 1/31

10:00 am-11:25 pm

1 stop22h 25m

$642

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

sex 5/1

1:30 pm-8:10 pm

1 stop20h 40m

Seattle/Tacoma Intl

qua 9/30

11:05 pm-4:45 pm

1 stop27h 40m

$660

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

sex 5/1

1:30 pm-8:10 pm

1 stop20h 40m

Seattle/Tacoma Intl

qua 9/30

11:05 pm-9:50 pm

1 stop32h 45m

$661

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

ter 3/10

11:50 pm-7:40 pm

1 stop33h 50m

Seattle/Tacoma Intl

ter 7/14

11:05 pm-12:05 pm

1 stop23h 00m

$671

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

sex 5/1

12:20 pm-8:10 pm

1 stop21h 50m

Seattle/Tacoma Intl

qua 9/30

11:05 pm-12:35 pm

2 stops47h 30m

$1,068

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, November 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 $806. If you don’t want to visit Seattle in November, then you should wait until October to fly from Bangkok, when ticket prices are also cheap, with an average price of $815.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Bangkok is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $960. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Bangkok because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,014.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Bangkok at noon is the least expensive time of day to depart. momondo users have found prices as low as $651 when looking at flights departing at noon. Flights to Seattle are more costly in the afternoon, with an average ticket price of $1,039. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $901 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 $779 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

Direct flights	None

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. 15h 55m 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 9 as of November 2025.
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 $594	Free Cancellation	Rating 7.3 937 reviews	Search Philippine Airlines flights
Asiana Airlines	PriceFrom $651	Free Cancellation	Rating 8.2 488 reviews	Search Asiana Airlines flights
STARLUX Airlines	PriceFrom $705	Free Cancellation	Rating 8.9 232 reviews	Search STARLUX Airlines flights
EVA Air	PriceFrom $770	Free Cancellation	Rating 8.4 1,280 reviews	Search EVA Air flights
ANA	PriceFrom $781	Free Cancellation	Rating 8.4 1,009 reviews	Search ANA flights
China Airlines	PriceFrom $781	Free Cancellation	Rating 8.3 782 reviews	Search China Airlines flights
Korean Air	PriceFrom $801	Free Cancellation	Rating 8.4 1,170 reviews	Search Korean Air flights
Delta	PriceFrom $829	Free Cancellation	Rating 7.9 8,001 reviews	Search Delta flights
Japan Airlines	PriceFrom $922	Free Cancellation	Rating 8.3 1,623 reviews	Search Japan Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Puyallup

Marysville

Redmond

Tukwila

Lakewood

Federal Way

Fife

Cle Elum

Centralia

Kirkland

Westport

Shoreline

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.