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Don Mueang Intl

$396+ Cheap flights from Seattle (SEA) to Don Mueang Intl (DMK)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — DMK
Nov 26 — Dec 31
Wed 11/26
Wed 12/3
1 adult, Economy
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Cheap flight deals from Seattle to Don Mueang Intl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Don Mueang Intl (DMK). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 27, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$905
(Kiwi.com)

One-way from

$396
(Kiwi.com)

Popular in

June

Cheapest in

September

Average price

$807
Provider with most accurate pricing for Seattle/Tacoma Intl-Bangkok Don Mueang Intl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Bangkok Don Mueang Intl flights.
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From Seattle/Tacoma Intl to Bangkok Don Mueang Intl
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One-way flight from Seattle/Tacoma Intl to Bangkok Don Mueang Intl
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Highest demand for flights based on searches. 14% potential increase in price ($151 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Seattle to Don Mueang Intl

Cheapest flights from Seattle to Don Mueang Intl
Explore the most affordable flight options available from Seattle to Don Mueang Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 27, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/99:30 pmSEA - DMK
1 stop23h 10mMultiple Airlines
Sun 11/168:45 amDMK - SEA
2 stops24h 55mMultiple Airlines
Deal found 10/25$905
This Mytrip deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2312:10 amSEA - DMK
1 stop28h 40mMultiple Airlines
Mon 12/17:45 amDMK - SEA
1 stop25h 25mMultiple Airlines
Deal found 10/26$908
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/79:30 pmSEA - DMK
1 stop23h 10mMultiple Airlines
Mon 11/242:30 amDMK - SEA
2 stops31h 16mMultiple Airlines
Deal found 10/25$938
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/29:30 pmSEA - DMK
1 stop23h 10mMultiple Airlines
Sun 11/239:20 amDMK - SEA
2 stops24h 20mMultiple Airlines
Deal found 10/26$944
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/87:21 pmSEA - DMK
3 stops42h 29mMultiple Airlines
Fri 12/192:30 amDMK - SEA
1 stop26h 15mMultiple Airlines
Deal found 10/26$945
This Mytrip deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2412:10 amSEA - DMK
1 stop20h 40mMultiple Airlines
Tue 12/27:45 amDMK - SEA
1 stop25h 25mMultiple Airlines
Deal found 10/26$946
This Kiwi.com deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2010:05 amSEA - DMK
1 stop27h 55mMultiple Airlines
Fri 11/282:30 amDMK - SEA
2 stops33h 08mMultiple Airlines
Deal found 10/25$947
This Kiwi.com deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:05 amSEA - DMK
1 stop27h 55mMultiple Airlines
Sun 11/239:20 amDMK - SEA
2 stops24h 20mMultiple Airlines
Deal found 10/26$948
This Mytrip deal was found by Cheapflights users on 10/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/612:10 amSEA - DMK
1 stop28h 40mMultiple Airlines
Fri 11/142:30 amDMK - SEA
2 stops31h 46mMultiple Airlines
Deal found 10/24$950
This Mytrip deal was found by Cheapflights users on 10/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/212:10 amSEA - DMK
1 stop28h 40mMultiple Airlines
Mon 11/242:30 amDMK - SEA
2 stops31h 46mMultiple Airlines
Deal found 10/25$952

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Don Mueang Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 27, 2025.
Use the filters below to find and compare flights from Seattle to Bangkok Don Mueang Intl Airport that are best for you.

Fly from

Seattle

Fly to

Don Mueang Intl

Route

Depart

Return

Price

SeattleBangkok

SEA - DMK

SEADMK

Seattle/Tacoma Intl

Thu 11/20

10:05 am-5:00 am

1 stop27h 55m

Bangkok Don Mueang Intl

Fri 11/28

2:30 am-8:38 pm

2 stops33h 08m

$947

SeattleBangkok

SEA - DMK

SEADMK

Seattle/Tacoma Intl

Sun 1/18

9:30 pm-11:40 am

1 stop23h 10m

Bangkok Don Mueang Intl

Sat 1/24

2:30 am-1:45 pm

1 stop26h 15m

$947

SeattleBangkok

SEA - DMK

SEADMK

Seattle/Tacoma Intl

Thu 10/30

11:05 am-5:00 am

1 stop27h 55m

Bangkok Don Mueang Intl

Sun 11/16

8:45 am-6:40 pm

2 stops24h 55m

$957

SeattleBangkok

SEA - DMK

SEADMK

Seattle/Tacoma Intl

Sun 11/9

12:10 am-7:50 pm

1 stop28h 40m

Bangkok Don Mueang Intl

Sun 11/16

7:45 am-6:10 pm

1 stop25h 25m

$976

SeattleBangkok

SEA - DMK

SEADMK

Seattle/Tacoma Intl

Wed 11/12

9:30 pm-11:40 am

1 stop23h 10m

Bangkok Don Mueang Intl

Mon 11/24

6:40 pm-8:00 am

2 stops28h 20m

$1,001

SeattleBangkok

SEA - DMK

SEADMK

Seattle/Tacoma Intl

Sun 11/9

9:30 pm-11:40 am

1 stop23h 10m

Bangkok Don Mueang Intl

Sat 11/15

2:30 am-1:55 pm

1 stop26h 25m

$1,002

SeattleBangkok

SEA - DMK

SEADMK

Seattle/Tacoma Intl

Sun 11/23

12:10 am-7:50 pm

1 stop28h 40m

Bangkok Don Mueang Intl

Sun 12/7

3:40 am-2:31 pm

2 stops25h 51m

$1,034

SeattleBangkok

SEA - DMK

SEADMK

Seattle/Tacoma Intl

Tue 11/11

12:10 pm-2:45 am

1 stop23h 35m

Bangkok Don Mueang Intl

Mon 11/17

2:30 am-6:47 pm

2 stops31h 17m

$1,039

SeattleBangkok

SEA - DMK

SEADMK

Seattle/Tacoma Intl

Mon 11/3

11:45 pm-11:50 am

1 stop21h 05m

Bangkok Don Mueang Intl

Mon 12/1

7:45 am-3:05 pm

1 stop22h 20m

$1,057

SeattleBangkok

SEA - DMK

SEADMK

Seattle/Tacoma Intl

Mon 12/8

11:20 am-4:50 am

3 stops50h 30m

$410

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Showing 1-10 of 20 results
1
2

Compare providers for flights from Seattle to Don Mueang Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Don Mueang Intl in October.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Bangkok Don Mueang Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Bangkok Don Mueang Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Bangkok Don Mueang Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Bangkok Don Mueang Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Bangkok Don Mueang Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Don Mueang Intl

Have a flexible travel schedule? Discover the best time to fly to Don Mueang Intl from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Bangkok Don Mueang Intl Airport

What is the cheapest time of day to fly from SEA to DMK?

Find hourly flight availability from Seattle to Don Mueang Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 27, 2025.

It’s optimal to fly from Seattle to Bangkok Don Mueang Intl Airport in the afternoon. By choosing this option you can save up to 32% on the cost of your flight, compared to a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Don Mueang Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Bangkok Don Mueang Intl?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl is the airport most travelers will use when flying to Bangkok Don Mueang Intl from Seattle. Booking flights from Seattle/Tacoma Intl (SEA) to Bangkok Don Mueang Intl should be relatively easy as there are 0 daily outbound flights to Bangkok Don Mueang Intl from 0 different airlines.

  • Can I find deals for flights from Seattle to Don Mueang Intl that include hotel bookings?

    Yes. In addition to deals on Seattle to Don Mueang Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Don Mueang Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Don Mueang Intl.

  • Can I find deals for business class flights from Seattle to Don Mueang Intl?

    Yes. Cheapflights offers flight deals from Seattle to Don Mueang Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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