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Suvarnabhumi

$380+ Cheap flights from Portland (PDX) to Suvarnabhumi (BKK)

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 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
1 adult, Economy
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Cheap flight deals from Portland to Suvarnabhumi

Cheapest flights from Portland to Suvarnabhumi
Explore the most affordable flight options available from Portland to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

This Fareboom deal was found by Cheapflights users on 3/10. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/115:35 pm
PDX
-
BKK
2 stops28h 35m
China Airlines
Fri 11/135:50 pm
BKK
-
PDX
2 stops30h 35m
China Airlines
Deal found 3/10$829
This Gurufare deal was found by Cheapflights users on 3/8. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:40 pm
PDX
-
BKK
2 stops26h 30m
Multiple Airlines
Fri 9/41:25 pm
BKK
-
PDX
2 stops24h 45m
Multiple Airlines
Deal found 3/8$833
This IEagle deal was found by Cheapflights users on 3/8. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:49 pm
PDX
-
BKK
2 stops25h 56m
Multiple Airlines
Mon 6/85:30 pm
BKK
-
PDX
2 stops30h 17m
Multiple Airlines
Deal found 3/8$838
This BusinessClass deal was found by Cheapflights users on 3/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/65:49 pm
PDX
-
BKK
2 stops25h 56m
Multiple Airlines
Mon 5/185:30 pm
BKK
-
PDX
2 stops29h 59m
Multiple Airlines
Deal found 3/9$839
This BusinessClass deal was found by Cheapflights users on 3/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:51 pm
PDX
-
BKK
2 stops25h 54m
Multiple Airlines
Sat 6/65:30 pm
BKK
-
PDX
2 stops30h 17m
Multiple Airlines
Deal found 3/9$841
This BusinessClass deal was found by Cheapflights users on 3/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/145:40 pm
PDX
-
BKK
2 stops25h 10m
Multiple Airlines
Mon 12/72:05 pm
BKK
-
PDX
2 stops25h 05m
Multiple Airlines
Deal found 3/9$842
This oojo deal was found by Cheapflights users on 3/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/172:39 pm
PDX
-
BKK
2 stops30h 21m
Singapore Airlines
Mon 8/313:30 pm
BKK
-
PDX
2 stops31h 55m
Singapore Airlines
Deal found 3/9$844
This Fareboom deal was found by Cheapflights users on 3/12. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:55 pm
PDX
-
BKK
2 stops25h 50m
China Airlines
Wed 10/285:50 pm
BKK
-
PDX
2 stops29h 35m
China Airlines
Deal found 3/12$845
This oojo deal was found by Cheapflights users on 3/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:49 pm
PDX
-
BKK
2 stops28h 21m
China Airlines
Mon 6/85:30 pm
BKK
-
PDX
2 stops28h 32m
China Airlines
Deal found 3/9$854
This IEagle deal was found by Cheapflights users on 3/9. 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 IEagle is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/175:50 pm
PDX
-
BKK
2 stops26h 00m
Multiple Airlines
Thu 5/75:30 pm
BKK
-
PDX
2 stops30h 08m
Multiple Airlines
Deal found 3/9$855
This BusinessClass deal was found by Cheapflights users on 3/12. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/105:35 pm
PDX
-
BKK
2 stops25h 15m
Multiple Airlines
Tue 1/125:50 pm
BKK
-
PDX
2 stops19h 54m
Multiple Airlines
Deal found 3/12$857

Find flight deals from Portland to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Suvarnabhumi (BKK). 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 March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$833
(Gurufare)

One-way from

$380
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$927
Provider with most accurate pricing for Portland-Bangkok Suvarnabhumi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Bangkok Suvarnabhumi flights.
Search Deals
From Portland to Bangkok Suvarnabhumi
Search Deals
One-way flight from Portland to Bangkok Suvarnabhumi
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($125 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Suvarnabhumi 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 March 12, 2026.
Use the filters below to find and compare flights from Portland to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 9/1

6:54 am-4:35 am

2 stops31h 41m

Bangkok Suvarnabhumi

Wed 9/30

7:00 am-6:41 pm

3 stops25h 41m

$955

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Wed 8/26

1:14 pm-9:35 am

3 stops30h 21m

Bangkok Suvarnabhumi

Mon 9/28

9:35 am-12:53 am

2 stops29h 18m

$956

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Fri 4/24

7:15 am-9:35 am

3 stops36h 20m

Bangkok Suvarnabhumi

Tue 4/28

9:35 am-2:30 pm

2 stops42h 55m

$1,007

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sat 5/2

7:15 am-9:35 am

3 stops36h 20m

Bangkok Suvarnabhumi

Sat 5/30

3:45 pm-10:20 am

2 stops32h 35m

$1,055
Quickest round-trip

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Fri 4/24

11:05 am-9:35 am

2 stops32h 30m

Bangkok Suvarnabhumi

Fri 5/1

3:45 pm-12:59 am

2 stops23h 14m

$1,109

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sat 4/11

7:15 am-9:35 am

3 stops36h 20m

Bangkok Suvarnabhumi

Mon 4/20

3:45 pm-6:07 pm

3 stops40h 22m

$1,206

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 6/16

11:20 am-6:15 am

2 stops28h 55m

Bangkok Suvarnabhumi

Thu 9/24

9:00 pm-10:50 pm

2 stops39h 50m

$1,296

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 4/23

5:30 am-9:35 am

3 stops38h 05m

Bangkok Suvarnabhumi

Sun 4/26

9:35 am-8:48 pm

2 stops49h 13m

$1,297

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sat 5/30

1:14 pm-9:35 am

2 stops54h 21m

Bangkok Suvarnabhumi

Sun 7/12

3:45 pm-10:48 pm

2 stops45h 03m

$1,297

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 6/23

1:14 pm-9:35 am

3 stops30h 21m

Bangkok Suvarnabhumi

Thu 8/27

9:35 am-12:47 am

2 stops29h 12m

$1,338

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/7

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Compare providers for flights from Portland to Suvarnabhumi

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 Suvarnabhumi in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
oojoPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Suvarnabhumi 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 Suvarnabhumi Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Bangkok Suvarnabhumi Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Bangkok Suvarnabhumi 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 Suvarnabhumi 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 Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi 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.

Cheapflights Insights

Everything you need to know about your flight from Portland to Bangkok Suvarnabhumi Airport

How far ahead should I book a flight from Portland to Bangkok Suvarnabhumi Airport?

Use this chart to determine the optimal time to book a round-trip flight from Portland to Suvarnabhumi. Price data was last updated on March 6, 2026.

The price you pay for your flight from Portland to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 64 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Portland to Bangkok Suvarnabhumi Airport?

Currently, July is the cheapest month in which you can book a flight from Portland to Bangkok Suvarnabhumi Airport (average of $178). Flying from Portland to Bangkok Suvarnabhumi Airport in June is currently the most expensive (average of $900). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Suvarnabhumi. Reviews last updated March 12, 2026.
Read through reviews of airlines operating flights from Portland to Bangkok Suvarnabhumi Airport, such as STARLUX Airlines,Korean Air, andANA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
8.9
Very good
281 reviews

Overall

8.9

Crew

9.2

Entertainment

8.8

Comfort

8.9

Food

8.7

Boarding

8.9

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
STARLUX Airlines
8.9
Very good
281 reviews
STARLUX Airlines
8.9
Very good
281 reviews

Overall

8.9

Crew

9.2

Entertainment

8.8

Comfort

8.9

Food

8.7

Boarding

8.9

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
Korean Air
8.4
Very good
1,202 reviews
STARLUX Airlines
8.9
Very good
281 reviews

Overall

8.9

Crew

9.2

Entertainment

8.8

Comfort

8.9

Food

8.7

Boarding

8.9

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
ANA
8.4
Very good
1,124 reviews
STARLUX Airlines
8.9
Very good
281 reviews

Overall

8.9

Crew

9.2

Entertainment

8.8

Comfort

8.9

Food

8.7

Boarding

8.9

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
United Airlines
7.4
Good
9,417 reviews
STARLUX Airlines
8.9
Very good
281 reviews

Overall

8.9

Crew

9.2

Entertainment

8.8

Comfort

8.9

Food

8.7

Boarding

8.9

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.
Air Canada
7.1
Good
10,800 reviews
STARLUX Airlines
8.9
Very good
281 reviews

Overall

8.9

Crew

9.2

Entertainment

8.8

Comfort

8.9

Food

8.7

Boarding

8.9

Reviews

1 / 10
10.0
Excellent

Anonymous,Jan 2026

SEA - TPE

First time travelled with starlux and had best experience. Food was really good and crew is the best. Entertainment was also best. Having latest movies. I requested for isle seat at the last time and they provided me. Best airline service.

Related info for your journey

Find useful and relevant information for your journey from Portland to Suvarnabhumi. 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 Suvarnabhumi?

    For a flight from Portland to Bangkok Suvarnabhumi, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city. Portland is the only Portland airport and it handles 0 outbound flights to Bangkok Suvarnabhumi per day. 11 airlines have flights to Bangkok Suvarnabhumi from Portland on a regular basis.

  • How long is the flight from Portland to Bangkok Suvarnabhumi Airport?

    A quick flight from Portland to Bangkok Suvarnabhumi Airport can take about 31h 41m. United Airlines provides one of the quickest options available for as low as $955. The distance between Portland and Bangkok Suvarnabhumi Airport is about 7525 mi.

  • What are the cheapest airlines flying from Portland to Bangkok Suvarnabhumi Airport round-trip?

    Our cheapest airline available from Portland to Bangkok Suvarnabhumi Airport is Delta. Our recent data shows that you can find tickets from as low as $139 on this airline. Additional options worth looking into are Cathay Pacific and STARLUX Airlines, starting at $669 and $757 round-trip. You may be able to fly from Portland to Bangkok Suvarnabhumi Airport for 86% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Portland to Bangkok Suvarnabhumi Airport one-way?

    The cheapest airlines for a one-way flight from Portland to Bangkok Suvarnabhumi Airport are Japan Airlines ($246), ANA ($302), and STARLUX Airlines ($399).

  • Where are the most common layover locations when flying from Portland to Bangkok Suvarnabhumi Airport?

    Portland to Bangkok Suvarnabhumi Airport flights have a layover in Seattle most often. Portland to Bangkok Suvarnabhumi Airport flights stop in Taipei City the next most. Taipei City is followed by Vancouver in terms of the most popular layover location for Portland to Bangkok Suvarnabhumi Airport flights.

  • What are some popular things to do or see while on a layover in Seattle?

    Most Seattle visitors opt to spend their time experiencing Pike Place Market, Space Needle, and Seattle Waterfront. Pike Place Market, Space Needle and Seattle Waterfront are located about 11.2 mi, 12.0 mi, and 10.9 mi, respectively from Seattle/Tacoma Intl if you are interested in checking them out. Travelers can book a car rental at Seattle/Tacoma Intl for about $56 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Taipei City?

    Taipei City travelers tend to visit Taipei 101, Raohe Street Night Market, and Shilin Night Market more than any other notable places. Taipei 101, Raohe Street Night Market and Shilin Night Market are located about 21.0 mi, 21.6 mi, and 18.3 mi, respectively from Taipei City Taiwan Taoyuan Intl if you are interested in checking them out. Those looking to explore during their layover in Taipei City can rent a car from Taipei City Taiwan Taoyuan Intl for about $72 per day.

  • What are points of interest worth seeing during a layover in Vancouver?

    Orpheum Theatre, Pacific Central Station, and Queen Elizabeth Theatre are currently the most popular points of interest in Vancouver. Those on a layover in Vancouver interested in visiting Orpheum Theatre, Pacific Central Station, or Queen Elizabeth Theatre can do so by traveling 6.5 mi, 6.6 mi, and 6.6 mi, respectively from Vancouver Intl. Those on a layover in Vancouver in need of a rental car can book one at Vancouver Intl for about $33.

  • Where are the least popular layover locations for Portland to Bangkok Suvarnabhumi Airport flights?

    The least popular layover on flights from Portland to Bangkok Suvarnabhumi Airport is San Francisco. Tokyo sees the second fewest layovers for non-direct flights flying from Portland to Bangkok Suvarnabhumi Airport.

  • Can I find deals for flights from Portland to Suvarnabhumi that include hotel bookings?

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

  • How can I find direct flights from Portland to Suvarnabhumi?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Suvarnabhumi.

  • Can I find deals for business class flights from Portland to Suvarnabhumi?

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

  • What is the cheapest month to book a flight from Portland to Bangkok Suvarnabhumi Airport?

    Currently, July is the cheapest month in which you can book a flight from Portland to Bangkok Suvarnabhumi Airport (average of $178). Flying from Portland to Bangkok Suvarnabhumi Airport in June is currently the most expensive (average of $900). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Kanchanaburi
Chonburi
Cha-am
Ko Samet
Sattahip
Pak Chong
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portland to Suvarnabhumi

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Suvarnabhumi flights

Top 10 airlines flying from Portland to Suvarnabhumi

Discover the top 10 airlines that operate flights from Portland to Suvarnabhumi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$139Average$855FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$669Average$1,096FlexibilityNo cancel feeOn-time72%
STARLUX AirlinesCheapest$757Average$893FlexibilityNo cancel feeOn-timeN/A
Singapore AirlinesCheapest$759Average$901FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$776Average$941FlexibilityNo cancel feeOn-time79%
China AirlinesCheapest$781Average$899FlexibilityNo cancel feeOn-time70%
ANACheapest$785Average$1,039FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$795Average$1,015FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$821Average$974FlexibilityNo cancel feeOn-time69%
EVA AirCheapest$896Average$1,003FlexibilityNo cancel feeOn-time74%

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