HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bangkok

$403+ Cheap flights from Oregon to Bangkok

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oregon to Bangkok 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.

Cheap flight deals from Oregon to Bangkok

Cheapest flights from Oregon to Bangkok
Explore the most affordable flight options available from Oregon to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Korean Air deal was found by Cheapflights users on 12/17. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/266:00 amEUG - BKK
2 stops27h 45mMultiple Airlines
Sat 4/259:50 amBKK - EUG
2 stops20h 41mMultiple Airlines
Deal found 12/17$1,180
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/245:15 pmPDX - BKK
2 stops40h 30mDelta
Sat 1/311:15 pmBKK - PDX
2 stops37h 41mDelta
Deal found 12/17$1,206
This Orbitz deal was found by Cheapflights users on 12/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:51 pmEUG - BKK
2 stops38h 49mMultiple Airlines
Wed 4/224:45 pmBKK - EUG
2 stops21h 26mMultiple Airlines
Deal found 12/17$1,309
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:15 pmPDX - BKK
2 stops40h 40mDelta
Sat 1/311:15 pmBKK - PDX
2 stops39h 40mDelta
Deal found 12/17$1,326
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:51 pmEUG - BKK
2 stops38h 49mMultiple Airlines
Sat 4/254:45 pmBKK - EUG
2 stops21h 26mMultiple Airlines
Deal found 12/17$1,349
This Expedia deal was found by Cheapflights users on 12/17. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/255:50 pmPDX - BKK
2 stops40h 45mMultiple Airlines
Mon 1/125:50 pmBKK - PDX
2 stops19h 56mMultiple Airlines
Deal found 12/17$1,412
This Mytrip deal was found by Cheapflights users on 12/16. 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.
Sun 12/213:15 pmPDX - BKK
2 stops28h 25mMultiple Airlines
Wed 1/2110:45 amBKK - PDX
3 stops46h 45mMultiple Airlines
Deal found 12/16$1,535
This oojo deal was found by Cheapflights users on 12/15. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:04 amPDX - BKK
2 stops25h 36mEVA Air
Thu 12/182:15 amBKK - PDX
2 stops26h 29mEVA Air
Deal found 12/15$1,568
This FlightHub deal was found by Cheapflights users on 12/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/253:45 pmBOI - BKK
2 stops34h 45mSTARLUX Airlines
Fri 1/91:45 pmBKK - BOI
2 stops23h 16mSTARLUX Airlines
Deal found 12/17$1,581
This Korean Air deal was found by Cheapflights users on 12/16. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:19 amPDX - BKK
2 stops24h 26mMultiple Airlines
Wed 12/319:40 amBKK - PDX
2 stops21h 44mMultiple Airlines
Deal found 12/16$1,592
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/243:59 pmPDX - BKK
2 stops33h 31mSTARLUX Airlines
Wed 1/75:40 pmBKK - PDX
2 stops42h 07mSTARLUX Airlines
Deal found 12/16$1,598
This oojo deal was found by Cheapflights users on 12/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:54 amRDM - BKK
2 stops38h 16mEVA Air
Sun 1/115:15 pmBKK - RDM
2 stops21h 37mEVA Air
Deal found 12/16$1,607

Find flight deals from Oregon to Bangkok

Keep the following information in mind while searching for Oregon to Bangkok flight deals. Data was last updated December 18, 2025.

Round-trip from

$795
(Travelocity)

One-way from

$403
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,610
From Oregon to Bangkok
Search Deals
One-way flight from Oregon to Bangkok
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($128 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 December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to Bangkok 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 December 18, 2025.
Use the filters below to find and compare flights from Oregon to Bangkok that are best for you.

Fly from

Oregon

Fly to

Bangkok

Route

Depart

Return

Price

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Mon 2/23

6:07 am-11:20 pm

2 stops26h 13m

Bangkok Suvarnabhumi

Sat 3/7

3:05 am-10:49 pm

2 stops34h 44m

$837

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Wed 2/25

6:07 am-12:45 am

2 stops27h 38m

Bangkok Suvarnabhumi

Sun 3/8

2:05 am-11:49 pm

2 stops35h 44m

$837

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Tue 2/17

6:07 am-12:55 am

2 stops27h 48m

Bangkok Suvarnabhumi

Wed 3/18

2:05 am-5:10 pm

2 stops29h 05m

$837

MedfordBangkok

MFR - BKK

MFRBKK

Medford

Thu 1/29

6:05 am-12:45 am

2 stops27h 40m

Bangkok Suvarnabhumi

Mon 2/2

9:30 pm-4:40 pm

2 stops34h 10m

$842

RedmondBangkok

RDM - BKK

RDMBKK

Bend/Redmond

Mon 1/19

7:00 am-9:30 pm

2 stops23h 30m

Bangkok Suvarnabhumi

Thu 1/22

11:15 pm-4:36 pm

2 stops32h 21m

$842

RedmondBangkok

RDM - BKK

RDMBKK

Bend/Redmond

Wed 2/4

7:00 am-1:25 pm

2 stops39h 25m

Bangkok Suvarnabhumi

Sun 2/22

2:05 am-4:42 pm

2 stops29h 37m

$842

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Mon 1/26

6:10 am-1:25 pm

2 stops40h 15m

Bangkok Suvarnabhumi

Thu 1/29

11:15 pm-4:37 pm

2 stops32h 22m

$843

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Sat 2/14

6:07 am-12:45 am

2 stops27h 38m

Bangkok Suvarnabhumi

Mon 3/9

11:15 pm-5:09 pm

2 stops31h 54m

$843

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Sat 2/14

6:07 am-12:45 am

2 stops27h 38m

Bangkok Suvarnabhumi

Sun 3/8

11:15 pm-5:09 pm

2 stops31h 54m

$843

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Mon 2/2

6:10 am-12:55 am

2 stops27h 45m

Bangkok Suvarnabhumi

Mon 3/30

9:50 am-5:10 pm

2 stops45h 20m

$843

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Oregon to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok from Oregon 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 Oregon to Bangkok

What is the cheapest month to book a flight from Oregon to Bangkok?

Currently, July is the cheapest month in which you can book a flight from Oregon to Bangkok (average of $232). Flying from Oregon to Bangkok in June is currently the most expensive (average of $964). 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 OR to BKK?

Find hourly flight availability from Oregon to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

One of the essential ways to save on airfare from Oregon to Bangkok is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 28% on airfare.

What is the cheapest day to fly from Oregon to Bangkok?

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

Travelers seeking maximum savings on their Oregon to Bangkok flight should consider departing on Sunday mornings 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.

Related info for your journey

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

  • How long is the flight from Oregon to Bangkok?

    For as low as $837, Delta can have you in Bangkok from Oregon in 26h 13m. Airlines will cover a distance of 7575 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Oregon to Bangkok one-way?

    For one-way options, check prices for ANA. According to our data, you can fly for as low as $302. Users have also found prices from $387 and $399 on Qatar Airways and STARLUX Airlines, respectively.

  • What are the most popular routes from Oregon to Bangkok?

    Most travelers choose Portland - Bangkok Suvarnabhumi, Boise Air Term. Gowen Fld - Bangkok Suvarnabhumi or Eugene - Bangkok Suvarnabhumi when deciding on the best route from Oregon to Bangkok.

  • Can I find deals for flights from Oregon to Bangkok that include hotel bookings?

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

  • How can I find direct flights from Oregon to Bangkok?

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

  • Can I find deals for business class flights from Oregon to Bangkok?

    Yes. Cheapflights offers flight deals from Oregon to Bangkok 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 Oregon to Bangkok?

    Currently, July is the cheapest month in which you can book a flight from Oregon to Bangkok (average of $232). Flying from Oregon to Bangkok in June is currently the most expensive (average of $964). 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

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 Oregon to Bangkok

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Suvarnabhumi flights
Los Angeles to Suvarnabhumi flights
Seattle to Suvarnabhumi flights
San Francisco to Suvarnabhumi flights
Newark to Suvarnabhumi flights
O'Hare Intl to Suvarnabhumi flights
LaGuardia to Suvarnabhumi flights
Dallas/Fort Worth to Suvarnabhumi flights
Dulles Intl to Suvarnabhumi flights
Hobby to Suvarnabhumi flights
Ontario to Suvarnabhumi flights
Boston to Suvarnabhumi flights
Love Field to Suvarnabhumi flights
Atlanta to Suvarnabhumi flights
Baltimore to Suvarnabhumi flights
Reagan-National to Suvarnabhumi flights
Los Angeles to Don Mueang Intl flights
Miami to Suvarnabhumi flights
Sky Harbor Intl to Suvarnabhumi flights
Midway to Suvarnabhumi flights
John F Kennedy Intl to Don Mueang Intl flights
Minneapolis to Suvarnabhumi flights
Denver to Suvarnabhumi flights
Santa Ana to Suvarnabhumi flights
George Bush Intcntl to Suvarnabhumi flights
San Francisco to Don Mueang Intl flights
Las Vegas to Suvarnabhumi flights
Dulles Intl to Don Mueang Intl flights
Honolulu to Suvarnabhumi flights
O'Hare Intl to Don Mueang Intl flights
John F Kennedy Intl to Phuket City flights
Burbank to Suvarnabhumi flights
Portland to Suvarnabhumi flights
Tampa to Suvarnabhumi flights
Orlando to Suvarnabhumi flights
Detroit to Suvarnabhumi flights
Charlotte to Suvarnabhumi flights
San Jose to Suvarnabhumi flights
San Diego to Suvarnabhumi flights
Philadelphia to Suvarnabhumi flights
Austin to Suvarnabhumi flights
Salt Lake City to Suvarnabhumi flights
Newark to Phuket City flights
Raleigh to Suvarnabhumi flights
Los Angeles to Phuket City flights
Kansas City to Suvarnabhumi flights
Oakland to Suvarnabhumi flights
Seattle to Don Mueang Intl flights
Newark to Don Mueang Intl flights
San Francisco to Phuket City flights

Top 10 airlines flying from Oregon to Bangkok

Discover the top 10 airlines that operate flights from Oregon to Bangkok. 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$227Average$998FlexibilityNo cancel feeOn-timeN/A
Singapore AirlinesCheapest$759Average$912FlexibilityNo cancel feeOn-time81%
Korean AirCheapest$763Average$970FlexibilityNo cancel feeOn-time81%
STARLUX AirlinesCheapest$775Average$952FlexibilityNo cancel feeOn-timeN/A
Japan AirlinesCheapest$776Average$1,168FlexibilityNo cancel feeOn-time79%
China AirlinesCheapest$781Average$899FlexibilityNo cancel feeOn-time70%
ANACheapest$785Average$991FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$805Average$997FlexibilityNo cancel feeOn-time69%
Qatar AirwaysCheapest$864Average$874FlexibilityNo cancel feeOn-time68%
EVA AirCheapest$906Average$1,157FlexibilityNo cancel feeOn-time74%

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.