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Don Mueang Intl

$421+ Cheap flights from Portland (PDX) 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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DMK
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
1 adult, Economy
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Cheap flight deals from Portland to Don Mueang Intl

Cheapest flights from Portland to Don Mueang Intl
Explore the most affordable flight options available from Portland to Don Mueang Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 18, 2026.

This Mytrip deal was found by Cheapflights users on 2/14. 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 8/2410:10 am
PDX
-
DMK
2 stops25h 20m
Multiple Airlines
Mon 8/3111:55 pm
DMK
-
PDX
2 stops28h 56m
Multiple Airlines
Deal found 2/14$1,256
This Mytrip deal was found by Cheapflights users on 2/17. 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 4/139:50 am
PDX
-
DMK
2 stops25h 40m
Multiple Airlines
Sun 4/261:10 am
DMK
-
PDX
2 stops27h 30m
Multiple Airlines
Deal found 2/17$1,298
This Mytrip deal was found by Cheapflights users on 2/16. 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.
Wed 3/119:50 am
PDX
-
DMK
2 stops22h 10m
Multiple Airlines
Wed 3/182:30 am
DMK
-
PDX
2 stops30h 00m
Multiple Airlines
Deal found 2/16$1,300
This Mytrip deal was found by Cheapflights users on 2/16. 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 9/110:10 am
PDX
-
DMK
2 stops26h 30m
Multiple Airlines
Mon 9/72:15 am
DMK
-
PDX
2 stops30h 51m
Multiple Airlines
Deal found 2/16$1,303
This Mytrip deal was found by Cheapflights users on 2/16. 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 3/169:50 am
PDX
-
DMK
2 stops22h 10m
Multiple Airlines
Sun 3/223:40 am
DMK
-
PDX
2 stops25h 00m
Multiple Airlines
Deal found 2/16$1,397
This Mytrip deal was found by Cheapflights users on 2/17. 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.
Fri 4/179:50 am
PDX
-
DMK
3 stops32h 25m
Multiple Airlines
Wed 4/292:15 am
DMK
-
PDX
2 stops26h 25m
Multiple Airlines
Deal found 2/17$1,407
This Mytrip deal was found by Cheapflights users on 2/14. 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 6/1410:10 am
PDX
-
DMK
2 stops26h 30m
Multiple Airlines
Sat 6/2011:55 pm
DMK
-
PDX
2 stops28h 56m
Multiple Airlines
Deal found 2/14$1,415
This Mytrip deal was found by Cheapflights users on 2/13. 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 2/179:50 am
PDX
-
DMK
2 stops21h 15m
Multiple Airlines
Thu 2/199:15 am
DMK
-
PDX
3 stops44h 25m
Multiple Airlines
Deal found 2/13$1,418
This Mytrip deal was found by Cheapflights users on 2/15. 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.
Sat 7/2510:10 am
PDX
-
DMK
2 stops26h 30m
Multiple Airlines
Sun 8/1611:55 pm
DMK
-
PDX
2 stops28h 56m
Multiple Airlines
Deal found 2/15$1,443

Find flight deals from Portland to Don Mueang Intl

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,298
(Mytrip)

One-way from

$421
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,057
Provider with most accurate pricing for Portland-Bangkok Don Mueang Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Bangkok Don Mueang Intl flights.
Search Deals
From Portland to Bangkok Don Mueang Intl
Search Deals
One-way flight from Portland to Bangkok Don Mueang Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($123 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($55 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 Portland 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 February 18, 2026.
Use the filters below to find and compare flights from Portland to Bangkok Don Mueang Intl Airport that are best for you.

Fly from

Portland

Fly to

Don Mueang Intl

Route

Depart

Return

Price

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Wed 3/11

9:50 am-10:00 pm

2 stops22h 10m

Bangkok Don Mueang Intl

Wed 3/18

2:30 am-6:30 pm

2 stops30h 00m

$1,300

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Mon 3/16

9:50 am-10:00 pm

2 stops22h 10m

Bangkok Don Mueang Intl

Sun 3/22

3:40 am-2:40 pm

2 stops25h 00m

$1,397

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Fri 4/17

9:50 am-8:15 am

3 stops32h 25m

Bangkok Don Mueang Intl

Wed 4/29

2:15 am-2:40 pm

2 stops26h 25m

$1,407

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Mon 5/4

10:10 am-1:30 am

2 stops25h 20m

Bangkok Don Mueang Intl

Mon 5/18

11:55 pm-7:05 pm

2 stops33h 10m

$1,407

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Mon 4/13

9:50 am-8:15 am

3 stops32h 25m

Bangkok Don Mueang Intl

Sun 4/26

2:15 am-2:40 pm

2 stops26h 25m

$1,450

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Sat 4/18

5:49 pm-4:05 pm

2 stops32h 16m

Bangkok Don Mueang Intl

Sat 5/2

9:20 am-8:35 pm

2 stops25h 15m

$1,469

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Wed 4/8

9:50 am-2:40 am

2 stops26h 50m

Bangkok Don Mueang Intl

Tue 4/28

1:35 am-6:30 pm

2 stops30h 55m

$1,496

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Wed 4/8

9:50 am-2:40 am

2 stops26h 50m

Bangkok Don Mueang Intl

Sun 4/19

12:05 am-2:40 pm

2 stops28h 35m

$1,514

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Wed 4/29

9:50 am-2:40 am

2 stops26h 50m

Bangkok Don Mueang Intl

Tue 5/5

1:35 am-7:05 pm

2 stops31h 30m

$1,566

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Wed 3/11

7:05 am-11:10 pm

3 stops50h 05m

$421

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 16 results
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Compare providers for flights from Portland 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 Portland to Don Mueang Intl in February.
ProviderPrice AccuracyTrust Score*
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice 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 Portland-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 Portland-Bangkok Don Mueang Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Bangkok Don Mueang Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-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 Portland-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 Portland to Don Mueang Intl

Have a flexible travel schedule? Discover the best time to fly to Don Mueang Intl from Portland 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.

Related info for your journey

Find useful and relevant information for your journey from Portland 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 Portland to Bangkok Don Mueang Intl?

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Portland to Bangkok Don Mueang Intl. 0 airlines have flights from Portland to Bangkok Don Mueang Intl on a regular basis. Booking flights from Portland to Bangkok Don Mueang Intl should not be difficult; the airport handles an average of 0 outbound flights to Bangkok Don Mueang Intl per day.

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

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

  • How can I find direct flights from Portland 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 Portland to Don Mueang Intl.

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

    Yes. Cheapflights offers flight deals from Portland 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.

See more FAQs

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