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Cheap flights from Thailand to Seattle from $478

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Thailand to Seattle

Recent round-trip flight deals from Thailand to Seattle

Enter your travel dates to find the best prices.
Philippine Airlines Logo
1:10 pm - 6:45 pmBKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
20h 35m1 stop Manila Ninoy Aquino Intl
Philippine Airlines Logo
9:30 pm - 12:05 pmSEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
23h 35m1 stop Manila Ninoy Aquino Intl
$790Philippine Airlines
Wed, Nov 25 - Sun, Nov 29
Philippine Airlines Logo
1:10 pm - 6:45 pmBKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
20h 35m1 stop Manila Ninoy Aquino Intl
Philippine Airlines Logo
9:30 pm - 12:05 pmSEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
23h 35m1 stop Manila Ninoy Aquino Intl
$790Philippine Airlines
Mon, Nov 2 - Sun, Nov 29
China Airlines Logo
5:50 pm - 6:10 pmBKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
15h 20m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
12:10 am - 9:50 amSEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
18h 40m1 stop Taipei City Taiwan Taoyuan Intl
$810China Airlines
Mon, Dec 14 - Mon, Dec 28
China Airlines Logo
2:35 am - 6:10 pmBKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
30h 35m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
12:10 am - 1:05 pmSEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
21h 55m1 stop Taipei City Taiwan Taoyuan Intl
$810China Airlines
Mon, Dec 14 - Mon, Dec 28
Delta Logo
9:40 pm - 11:51 amBKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
29h 11m1 stop Incheon Intl
Delta Logo
12:30 pm - 12:20 amSEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
20h 50m1 stop Incheon Intl
$837Delta
Wed, Nov 4 - Sat, Nov 28
Delta Logo
9:40 pm - 11:51 amBKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
29h 11m1 stop Incheon Intl
Delta Logo
12:30 pm - 11:05 pmSEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
19h 35m1 stop Incheon Intl
$837Delta
Sun, Nov 1 - Sat, Nov 28
Korean Air Logo
12:20 am - 9:05 amCNX  Chiang Mai-SEA Seattle/Tacoma Intl
23h 45m1 stop Incheon Intl
Korean Air Logo
12:10 am - 10:45 pmSEA  Seattle/Tacoma Intl-CNX Chiang Mai
31h 35m1 stop Incheon Intl
$843Korean Air
Wed, Nov 4 - Sun, Nov 8
Korean Air Logo
12:20 am - 9:05 amCNX  Chiang Mai-SEA Seattle/Tacoma Intl
23h 45m1 stop Incheon Intl
Korean Air Logo
12:10 am - 10:45 pmSEA  Seattle/Tacoma Intl-CNX Chiang Mai
31h 35m1 stop Incheon Intl
$844Korean Air
Wed, Nov 4 - Sun, Nov 8
STARLUX Airlines Logo
2:50 pm - 3:05 pmBKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
15h 15m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
1:15 am - 12:00 pmSEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
20h 45m1 stop Taipei City Taiwan Taoyuan Intl
$866STARLUX Airlines
Sat, Mar 13 - Fri, May 21
STARLUX Airlines Logo
1:45 pm - 3:05 pmBKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
16h 20m1 stop Taipei City Taiwan Taoyuan Intl
STARLUX Airlines Logo
11:45 pm - 4:30 pmSEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
25h 45m1 stop Taipei City Taiwan Taoyuan Intl
$900STARLUX Airlines
Wed, Dec 16 - Mon, Dec 28

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Hainan Airlines flights from Thailand to Seattle

Our best Hainan Airlines deals on Thailand to Seattle flight tickets
Hainan Airlines
Nov 2
BKK4:20 pmBangkok Suvarnabhumi
31h 00m
1 stop
SEA8:20 amSeattle/Tacoma Intl
Nov 28
SEA10:20 amSeattle/Tacoma Intl
37h 00m
1 stop
BKK2:20 pmBangkok Suvarnabhumi
$795
Hainan Airlines
Nov 2
BKK4:20 pmBangkok Suvarnabhumi
31h 00m
1 stop
SEA8:20 amSeattle/Tacoma Intl
Nov 28
SEA10:20 amSeattle/Tacoma Intl
37h 00m
1 stop
BKK2:20 pmBangkok Suvarnabhumi
$821
Hainan Airlines
Nov 2
BKK1:05 amBangkok Suvarnabhumi
22h 15m
1 stop
SEA8:20 amSeattle/Tacoma Intl
Nov 28
SEA10:20 amSeattle/Tacoma Intl
37h 00m
1 stop
BKK2:20 pmBangkok Suvarnabhumi
$822

China Airlines flights from Thailand to Seattle

Our best China Airlines deals on Thailand to Seattle flight tickets
China Airlines
Feb 27
CNX11:25 amChiang Mai
21h 45m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
Apr 27
SEA1:15 amSeattle/Tacoma Intl
19h 05m
1 stop
CNX10:20 amChiang Mai
$810
China Airlines
Mar 14
BKK2:05 pmBangkok Suvarnabhumi
19h 05m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
May 22
SEA1:15 amSeattle/Tacoma Intl
25h 05m
1 stop
BKK4:20 pmBangkok Suvarnabhumi
$811
China Airlines
Mar 1
CNX11:25 amChiang Mai
21h 45m
1 stop
SEA6:10 pmSeattle/Tacoma Intl
Apr 27
SEA1:15 amSeattle/Tacoma Intl
19h 05m
1 stop
CNX10:20 amChiang Mai
$812

momondo Fare Finder

 
Use the filters below to find and compare flights from Thailand to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Wed 11/25

1:10 pm-6:45 pm

1 stop20h 35m

Seattle/Tacoma Intl

Sun 11/29

9:30 pm-12:05 pm

1 stop23h 35m

$790

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Mon 11/2

1:10 pm-6:45 pm

1 stop20h 35m

Seattle/Tacoma Intl

Sun 11/29

9:30 pm-12:05 pm

1 stop23h 35m

$790
Quickest round-trip

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Mon 12/14

5:50 pm-6:10 pm

1 stop15h 20m

Seattle/Tacoma Intl

Mon 12/28

12:10 am-9:50 am

1 stop18h 40m

$810

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Mon 12/14

2:35 am-6:10 pm

1 stop30h 35m

Seattle/Tacoma Intl

Mon 12/28

12:10 am-1:05 pm

1 stop21h 55m

$810

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Wed 11/4

9:40 pm-11:51 am

1 stop29h 11m

Seattle/Tacoma Intl

Sat 11/28

12:30 pm-12:20 am

1 stop20h 50m

$837

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Sun 11/1

9:40 pm-11:51 am

1 stop29h 11m

Seattle/Tacoma Intl

Sat 11/28

12:30 pm-11:05 pm

1 stop19h 35m

$837

Chiang MaiSeattle

CNX Chiang Mai - SEA Seattle/Tacoma Intl

CNXSEA

Chiang Mai

Wed 11/4

12:20 am-9:05 am

1 stop23h 45m

Seattle/Tacoma Intl

Sun 11/8

12:10 am-10:45 pm

1 stop31h 35m

$843

Chiang MaiSeattle

CNX Chiang Mai - SEA Seattle/Tacoma Intl

CNXSEA

Chiang Mai

Wed 11/4

12:20 am-9:05 am

1 stop23h 45m

Seattle/Tacoma Intl

Sun 11/8

12:10 am-10:45 pm

1 stop31h 35m

$844

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Sat 3/13

2:50 pm-3:05 pm

1 stop15h 15m

Seattle/Tacoma Intl

Fri 5/21

1:15 am-12:00 pm

1 stop20h 45m

$866

BangkokSeattle

BKK Bangkok Suvarnabhumi - SEA Seattle/Tacoma Intl

BKKSEA

Bangkok Suvarnabhumi

Wed 12/16

1:45 pm-3:05 pm

1 stop16h 20m

Seattle/Tacoma Intl

Mon 12/28

11:45 pm-4:30 pm

1 stop25h 45m

$900

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Thailand 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

What is the cheapest month to fly to Seattle?

In general, March is the cheapest month to fly from Thailand to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $725. If you don’t want to visit Seattle in March, then you should wait until December to fly from Thailand, when ticket prices are also cheap, with an average price of $810.

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

You are more likely to see cheaper flights to Seattle from Thailand when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $881 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Thailand for as low as $727 on momondo.

Can stopping save me money on Thailand to Seattle flights?

You could potentially save up to 3% on your flight if you consider stops on a Thailand to Seattle flight.

Cheap Thailand to Seattle flight deals and tips

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

Best Price Found

$478

Fastest flight time

18h 40m

Direct flights

None
The best one-way flight to Seattle from Thailand in the past 72 hours is $478. The best round-trip flight deal from Thailand to Seattle found on momondo in the last 72 hours is $790.
The fastest flight from Thailand to Seattle takes 18h 40m
There are no direct flights from Thailand to Seattle. There are no popular flight routes from Thailand to Seattle.
Search flight deals

Frequently asked questions about flying from Thailand to Seattle

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

    Prices for flights from Thailand to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Thailand to Seattle/Tacoma Intl Airport.

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

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Thailand to Seattle

Compare and see reviews for airlines that fly from Thailand to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Asiana AirlinesPriceFrom $655Free CancellationRating
8.1
563 reviews
Search Asiana Airlines flights
STARLUX AirlinesPriceFrom $714Free CancellationRating
8.7
400 reviews
Search STARLUX Airlines flights
EVA AirPriceFrom $764Free CancellationRating
8.5
1,549 reviews
Search EVA Air flights
China AirlinesPriceFrom $774Free CancellationRating
8.2
850 reviews
Search China Airlines flights
Korean AirPriceFrom $793Free CancellationRating
8.4
1,218 reviews
Search Korean Air flights
DeltaPriceFrom $803Free CancellationRating
7.8
8,656 reviews
Search Delta flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Redmond
Olympia
Kent
Federal Way
Lakewood
Lynnwood
Puyallup
Tukwila
Fife
Cle Elum
Marysville
Lacey
Kirkland
Centralia
Shoreline

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Thailand.

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

Flights from Thailand to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Thailand and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are not ready to book a flight from Thailand 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.

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