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$443+ Cheap flights from Don Mueang Intl (DMK) to Washington

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
DMK — SEA
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Don Mueang Intl to Washington

Cheapest flights from Don Mueang Intl to Washington
Explore the most affordable flight options available from Don Mueang Intl to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Tue 9/228:10 am
DMK
-
SEA
2 stops25h 55m
Multiple Airlines
Sat 9/261:10 am
SEA
-
DMK
1 stop30h 10m
Multiple Airlines
Deal found 2/11$934
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/83:45 pm
DMK
-
SEA
2 stops41h 25m
Multiple Airlines
Tue 8/2510:15 am
SEA
-
DMK
1 stop21h 55m
Multiple Airlines
Deal found 2/9$942
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Sat 4/252:15 pm
DMK
-
SEA
2 stops19h 15m
Multiple Airlines
Thu 5/1411:10 pm
SEA
-
DMK
1 stop22h 15m
Multiple Airlines
Deal found 2/11$1,010
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Tue 3/101:50 pm
DMK
-
SEA
2 stops18h 40m
Multiple Airlines
Tue 5/1911:10 pm
SEA
-
DMK
1 stop32h 50m
Multiple Airlines
Deal found 2/10$1,012
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/121:50 pm
DMK
-
SEA
2 stops18h 40m
Multiple Airlines
Sun 3/2210:30 pm
SEA
-
DMK
1 stop23h 10m
Multiple Airlines
Deal found 2/11$1,018
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Sat 4/252:15 pm
DMK
-
SEA
2 stops19h 15m
Multiple Airlines
Wed 5/1311:10 pm
SEA
-
DMK
1 stop22h 15m
Multiple Airlines
Deal found 2/11$1,039
This Kiwi.com deal was found by Cheapflights users on 2/10. 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.
Wed 3/111:50 pm
DMK
-
SEA
2 stops19h 20m
Multiple Airlines
Tue 5/1911:10 pm
SEA
-
DMK
1 stop22h 15m
Multiple Airlines
Deal found 2/10$1,051
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/61:50 pm
DMK
-
SEA
2 stops19h 20m
Multiple Airlines
Tue 5/1911:10 pm
SEA
-
DMK
1 stop22h 15m
Multiple Airlines
Deal found 2/10$1,053
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Tue 3/103:45 pm
DMK
-
SEA
2 stops41h 55m
Multiple Airlines
Tue 7/281:30 pm
SEA
-
DMK
1 stop23h 10m
Multiple Airlines
Deal found 2/9$1,059
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 3/83:45 pm
DMK
-
SEA
2 stops41h 25m
Multiple Airlines
Wed 7/221:30 pm
SEA
-
DMK
1 stop23h 10m
Multiple Airlines
Deal found 2/11$1,061
This Mytrip deal was found by Cheapflights users on 2/9. 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 3/81:50 pm
DMK
-
SEA
2 stops19h 20m
Multiple Airlines
Thu 8/2010:15 am
SEA
-
DMK
1 stop22h 45m
Multiple Airlines
Deal found 2/9$1,062
This Mytrip deal was found by Cheapflights users on 2/11. 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.
Tue 2/176:30 pm
DMK
-
SEA
2 stops34h 25m
Multiple Airlines
Mon 2/2312:10 am
SEA
-
DMK
2 stops31h 30m
Multiple Airlines
Deal found 2/11$1,072

Find flight deals from Don Mueang Intl to Washington

Keep the following information in mind while searching for Don Mueang Intl to Washington flight deals. Data was last updated February 12, 2026.

Round-trip from

$942
(Kiwi.com)

One-way from

$443
(Kiwi.com)

Popular in

July

Cheapest in

December

Average price

$767
From Bangkok Don Mueang Intl to Washington
Search Deals
One-way flight from Bangkok Don Mueang Intl to Washington
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($124 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Don Mueang Intl to Washington 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 February 12, 2026.
Use the filters below to find and compare flights from Bangkok Don Mueang Intl Airport to Washington that are best for you.

Fly from

Don Mueang Intl

Fly to

Washington

Route

Depart

Return

Price

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Sun 3/8

3:45 pm-6:10 pm

2 stops41h 25m

Seattle/Tacoma Intl

Tue 8/25

10:15 am-10:10 pm

1 stop21h 55m

$942

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Tue 3/10

1:50 pm-6:30 pm

2 stops18h 40m

Seattle/Tacoma Intl

Tue 5/19

11:10 pm-10:00 pm

1 stop32h 50m

$1,012

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Thu 3/12

1:50 pm-6:30 pm

2 stops18h 40m

Seattle/Tacoma Intl

Sun 3/22

10:30 pm-11:40 am

1 stop23h 10m

$1,018

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Sat 4/25

2:15 pm-7:30 pm

2 stops19h 15m

Seattle/Tacoma Intl

Wed 5/13

11:10 pm-11:25 am

1 stop22h 15m

$1,039

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Wed 3/11

1:50 pm-7:10 pm

2 stops19h 20m

Seattle/Tacoma Intl

Tue 5/19

11:10 pm-11:25 am

1 stop22h 15m

$1,051

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Sun 3/8

3:45 pm-6:10 pm

2 stops41h 25m

Seattle/Tacoma Intl

Wed 7/22

1:30 pm-2:40 am

1 stop23h 10m

$1,061

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Fri 6/19

10:00 pm-9:00 am

2 stops25h 00m

Seattle/Tacoma Intl

Tue 6/30

12:55 am-3:30 pm

1 stop24h 35m

$1,061

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Mon 3/9

1:50 pm-7:10 pm

2 stops19h 20m

Seattle/Tacoma Intl

Thu 8/20

10:15 am-11:00 pm

1 stop22h 45m

$1,062

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Sun 3/8

1:50 pm-6:10 pm

2 stops19h 20m

Seattle/Tacoma Intl

Thu 8/20

10:15 am-11:00 pm

1 stop22h 45m

$1,062

BangkokSeattle

DMK - SEA

DMKSEA

Bangkok Don Mueang Intl

Tue 3/10

1:50 pm-6:30 pm

2 stops18h 40m

Seattle/Tacoma Intl

Tue 3/17

9:45 am-11:00 pm

1 stop23h 15m

$1,079

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 21 results
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Best time to book a flight from Don Mueang Intl to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Don Mueang Intl 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 Bangkok Don Mueang Intl Airport to Washington
No data available for this route at this time. Please check back soon.

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Don Mueang Intl to Washington 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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Alternative routes for Don Mueang Intl to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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