HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Suvarnabhumi

$446+ 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Suvarnabhumi with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Portland to Bangkok Suvarnabhumi are usually found in September or April, booked 64 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap 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 July 3, 2025.

Round-trip from

$864
(Gurufare)

One-way from

$446
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,127
From Portland to Bangkok Suvarnabhumi
Search Deals
One-way flight from Portland to Bangkok Suvarnabhumi
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($116 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find 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 July 3, 2025.

This oojo deal was found by Cheapflights users on 7/1. 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.
Fri 10/1012:30 pmPDX - BKK
2 stops37h 50mChina Airlines
Fri 10/2410:50 amBKK - PDX
2 stops23h 57mChina Airlines
Deal found 7/1$862
This Gurufare deal was found by Cheapflights users on 7/2. 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.
Sat 9/279:30 pmPDX - BKK
2 stops24h 30mSTARLUX Airlines
Fri 10/35:50 pmBKK - PDX
2 stops44h 24mSTARLUX Airlines
Deal found 7/2$864
This IEagle deal was found by Cheapflights users on 7/2. 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.
Thu 8/711:15 amPDX - BKK
2 stops22h 10mKorean Air
Wed 8/202:35 amBKK - PDX
2 stops26h 03mKorean Air
Deal found 7/2$909
This Delta deal was found by Cheapflights users on 7/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/289:15 amPDX - BKK
2 stops22h 30mDelta
Mon 11/31:00 amBKK - PDX
2 stops31h 06mDelta
Deal found 7/1$928
This Orbitz deal was found by Cheapflights users on 7/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/410:36 amPDX - BKK
2 stops22h 34mMultiple Airlines
Wed 9/241:20 amBKK - PDX
2 stops28h 44mMultiple Airlines
Deal found 7/2$931
This United Airlines deal was found by Cheapflights users on 7/2. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:00 amPDX - BKK
3 stops37h 50mUnited Airlines
Tue 11/187:10 amBKK - PDX
2 stops26h 26mUnited Airlines
Deal found 7/2$936

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 July 3, 2025.
Use the filters below to find and compare flights from Portland to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Portland

Fly to

Suvarnabhumi

Route

Depart

Return

Price

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Fri 10/10

12:30 pm-4:20 pm

2 stops37h 50m

Bangkok Suvarnabhumi

Fri 10/24

10:50 am-8:47 pm

2 stops23h 57m

$862

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Sat 9/27

9:30 pm-12:00 pm

2 stops24h 30m

Bangkok Suvarnabhumi

Fri 10/3

5:50 pm-12:14 am

2 stops44h 24m

$864

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 8/7

11:15 am-11:25 pm

2 stops22h 10m

Bangkok Suvarnabhumi

Wed 8/20

2:35 am-2:38 pm

2 stops26h 03m

$909

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 7/28

9:15 am-9:45 pm

2 stops22h 30m

Bangkok Suvarnabhumi

Mon 11/3

1:00 am-5:06 pm

2 stops31h 06m

$928

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 9/4

10:36 am-11:10 pm

2 stops22h 34m

Bangkok Suvarnabhumi

Wed 9/24

1:20 am-4:04 pm

2 stops28h 44m

$931

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Tue 11/4

6:00 am-10:50 am

3 stops37h 50m

Bangkok Suvarnabhumi

Tue 11/18

7:10 am-6:36 pm

2 stops26h 26m

$936

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 8/4

1:40 pm-11:10 pm

2 stops43h 30m

$446

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 9/15

7:31 pm-4:40 pm

2 stops31h 09m

$462

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 11/3

1:30 pm-9:50 am

2 stops29h 20m

$491

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Mon 7/21

11:16 am-11:00 pm

2 stops21h 44m

$504

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 17 results
1
2

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 June 27, 2025.

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, March is the cheapest month in which you can book a flight from Portland to Bangkok Suvarnabhumi Airport (average of $952). Flying from Portland to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,573). 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.

What is the cheapest time of day to fly from PDX to BKK?

Find hourly flight availability from Portland to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

It’s typically best to fly out from Portland to Bangkok Suvarnabhumi Airport in the evening. Doing so could potentially save you 43% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Portland to Bangkok Suvarnabhumi Airport?

Use this chart to determine the cheapest time to fly round-trip from Portland to Suvarnabhumi. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Portland to Bangkok Suvarnabhumi Airport flight should consider departing on Tuesday evenings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 July 3, 2025.
Read through reviews of airlines operating flights from Portland to Bangkok Suvarnabhumi Airport, such as STARLUX Airlines, EVA Air, and Korean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
189 reviews

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.1
Wonderful
189 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,214 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,101 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
ANA
8.4
Very good
893 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Japan Airlines
8.3
Very good
1,503 reviews
STARLUX Airlines
9.1
Wonderful
189 reviews

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

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. 12 airlines have flights to Bangkok Suvarnabhumi from Portland on a regular basis.

  • 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 STARLUX Airlines. Our recent data shows that you can find tickets from as low as $864 on this airline. Additional options worth looking into are China Airlines and Korean Air, starting at $870 and $909 round-trip. You may be able to fly from Portland to Bangkok Suvarnabhumi Airport for 23% 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 STARLUX Airlines ($462), Japan Airlines ($504), and ANA ($558).

  • 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 Vancouver most often. Portland to Bangkok Suvarnabhumi Airport flights stop in Seattle the next most. Seattle is followed by Tokyo 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 Vancouver?

    Most Vancouver visitors opt to spend their time experiencing Orpheum Theatre, Pacific Central Station, and Capilano Suspension Bridge. Orpheum Theatre, Pacific Central Station and Capilano Suspension Bridge are located about 6.5 mi, 6.6 mi, and 10.6 mi, respectively from Vancouver Intl if you are interested in checking them out. Travelers can book a car rental at Vancouver Intl for about $63 per day to make their sightseeing more efficient.

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

    Seattle travelers tend to visit Pike Place Market, Space Needle, and Seattle Waterfront more than any other notable places. 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. Those looking to explore during their layover in Seattle can rent a car from Seattle/Tacoma Intl for about $61 per day.

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

    Akihabara Electric Town, Tsukiji Outer Market, and Ueno Koen are currently the most popular points of interest in Tokyo. Those on a layover in Tokyo interested in visiting Akihabara Electric Town, Tsukiji Outer Market, or Ueno Koen can do so by traveling 34.6 mi, 35.3 mi, and 34.5 mi, respectively from Tokyo Narita. Those on a layover in Tokyo in need of a rental car can book one at Tokyo Narita for about $56.

  • 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 Seoul. San Francisco 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, March is the cheapest month in which you can book a flight from Portland to Bangkok Suvarnabhumi Airport (average of $952). Flying from Portland to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,573). 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 Portland?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
Medford to Suvarnabhumi flights
Eugene to Suvarnabhumi flights
Redmond to Suvarnabhumi flights
Portland to Don Mueang Intl 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$287Average$1,349FlexibilityNo cancel feeOn-timeN/A
China EasternCheapest$750Average$871FlexibilityNo cancel feeOn-time62%
ANACheapest$793Average$1,002FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$795Average$1,232FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$864Average$876FlexibilityNo cancel feeOn-time68%
China AirlinesCheapest$869Average$940FlexibilityNo cancel feeOn-time70%
STARLUX AirlinesCheapest$878Average$963FlexibilityNo cancel feeOn-timeN/A
Singapore AirlinesCheapest$901Average$1,037FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$924Average$983FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$928Average$1,191FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.