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Don Mueang Intl

$508+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — DMK
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$911
(Trip.com)

One-way from

$508
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$962
From Portland to Bangkok Don Mueang Intl
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One-way flight from Portland to Bangkok Don Mueang Intl
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Highest demand for flights based on searches. 11% potential increase in price ($136 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This Trip.com deal was found by Cheapflights users on 9/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/168:37 pmPDX - DMK
2 stops37h 33mMultiple Airlines
Mon 9/223:05 amDMK - PDX
2 stops32h 20mMultiple Airlines
Deal found 9/16$877
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/158:37 pmPDX - DMK
2 stops37h 33mMultiple Airlines
Tue 9/236:15 amDMK - PDX
2 stops26h 55mMultiple Airlines
Deal found 9/15$894
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/195:30 pmPDX - DMK
2 stops37h 00mMultiple Airlines
Thu 11/277:45 amDMK - PDX
2 stops37h 33mMultiple Airlines
Deal found 9/15$911
This Trip.com deal was found by Cheapflights users on 9/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/168:37 pmPDX - DMK
2 stops37h 33mMultiple Airlines
Fri 9/196:15 amDMK - PDX
2 stops31h 35mMultiple Airlines
Deal found 9/15$998
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Sun 10/269:50 amPDX - DMK
2 stops22h 15mMultiple Airlines
Mon 11/32:30 amDMK - PDX
2 stops31h 00mMultiple Airlines
Deal found 9/15$1,257
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Fri 11/289:50 amPDX - DMK
2 stops21h 15mMultiple Airlines
Fri 12/57:10 pmDMK - PDX
3 stops38h 20mMultiple Airlines
Deal found 9/16$1,333

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 September 17, 2025.
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 11/19

5:30 pm-9:30 pm

2 stops37h 00m

Bangkok Don Mueang Intl

Thu 11/27

7:45 am-6:18 am

2 stops37h 33m

$911

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Sun 10/26

9:50 am-10:05 pm

2 stops22h 15m

Bangkok Don Mueang Intl

Mon 11/3

2:30 am-6:30 pm

2 stops31h 00m

$1,257

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Fri 11/28

9:50 am-10:05 pm

2 stops21h 15m

Bangkok Don Mueang Intl

Fri 12/5

7:10 pm-6:30 pm

3 stops38h 20m

$1,333

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Mon 10/13

6:15 am-1:30 am

2 stops29h 15m

Bangkok Don Mueang Intl

Sun 10/19

1:10 am-11:01 pm

2 stops35h 51m

$1,483

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Tue 10/14

6:15 am-10:15 pm

2 stops26h 00m

Bangkok Don Mueang Intl

Tue 10/21

8:10 am-11:01 pm

3 stops28h 51m

$1,602

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Sat 9/20

6:15 am-2:40 am

2 stops30h 25m

Bangkok Don Mueang Intl

Wed 9/24

11:55 pm-6:46 pm

2 stops32h 51m

$1,735

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Wed 10/15

10:30 am-12:10 am

3 stops47h 40m

$510

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Wed 10/22

5:55 pm-3:05 pm

3 stops31h 10m

$521

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Mon 9/29

2:50 pm-11:45 am

2 stops30h 55m

$536

PortlandBangkok

PDX - DMK

PDXDMK

Portland

Mon 10/13

5:55 pm-12:10 am

2 stops40h 15m

$536

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 11 results
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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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