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$357+ 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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Oregon to Bangkok

Keep the following information in mind while searching for Oregon to Bangkok flight deals. Data was last updated September 16, 2025.

Round-trip from

$817
(Delta)

One-way from

$357
(SmartFares)

Popular in

December

Cheapest in

August

Average price

$962
From Oregon to Bangkok
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One-way flight from Oregon to Bangkok
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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 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 September 16, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/236:15 amMFR - BKK
2 stops25h 30mDelta
Mon 10/202:35 amBKK - MFR
2 stops28h 09mDelta
Deal found 9/16$795
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2111:33 amEUG - BKK
2 stops44h 12mDelta
Wed 9/2411:30 pmBKK - EUG
2 stops37h 12mDelta
Deal found 9/14$800
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/215:00 pmMFR - BKK
2 stops42h 05mDelta
Mon 10/209:40 pmBKK - MFR
2 stops39h 10mDelta
Deal found 9/16$800
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:15 amMFR - BKK
2 stops28h 50mDelta
Wed 10/229:40 pmBKK - MFR
2 stops33h 04mDelta
Deal found 9/15$817
This Delta deal was found by Cheapflights users on 9/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/47:00 amRDM - BKK
2 stops28h 05mDelta
Mon 10/62:35 amBKK - RDM
2 stops30h 11mDelta
Deal found 9/13$817
This Korean Air 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/306:15 amMFR - BKK
2 stops28h 50mKorean Air
Tue 10/289:40 amBKK - MFR
2 stops45h 04mKorean Air
Deal found 9/16$822
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/147:30 pmRDM - BKK
2 stops39h 35mDelta
Fri 9/192:35 amBKK - RDM
2 stops34h 21mDelta
Deal found 9/14$822
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:00 amEUG - BKK
2 stops26h 45mDelta
Wed 11/59:40 amBKK - EUG
2 stops28h 34mDelta
Deal found 9/15$839
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/57:00 amRDM - BKK
2 stops39h 25mDelta
Sun 11/99:30 pmBKK - RDM
2 stops36h 24mDelta
Deal found 9/14$839
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/286:00 amEUG - BKK
2 stops32h 35mUnited Airlines
Wed 10/89:35 amBKK - EUG
2 stops27h 16mUnited Airlines
Deal found 9/15$840
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/55:14 amPDX - BKK
2 stops28h 31mDelta
Wed 3/49:40 amBKK - PDX
2 stops21h 49mDelta
Deal found 9/15$841
This oojo deal was found by Cheapflights users on 9/14. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/298:45 pmPDX - BKK
2 stops25h 50mSTARLUX Airlines
Wed 11/51:45 pmBKK - PDX
2 stops20h 04mSTARLUX Airlines
Deal found 9/14$844

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 September 16, 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

MedfordBangkok

MFR - BKK

MFRBKK

Medford

Tue 9/23

6:15 am-11:25 pm

2 stops27h 10m

Bangkok Suvarnabhumi

Tue 10/21

9:40 pm-4:44 pm

2 stops33h 04m

$795

MedfordBangkok

MFR - BKK

MFRBKK

Medford

Tue 9/23

6:15 am-9:45 pm

2 stops25h 30m

Bangkok Suvarnabhumi

Tue 10/14

11:30 pm-4:44 pm

2 stops31h 14m

$800

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Sun 9/21

11:33 am-9:45 pm

2 stops44h 12m

Bangkok Suvarnabhumi

Wed 9/24

11:30 pm-10:42 pm

2 stops37h 12m

$800

MedfordBangkok

MFR - BKK

MFRBKK

Medford

Sun 9/21

11:40 am-9:45 pm

2 stops44h 05m

Bangkok Suvarnabhumi

Sun 10/19

2:35 am-4:44 pm

2 stops28h 09m

$800

MedfordBangkok

MFR - BKK

MFRBKK

Medford

Fri 9/26

6:15 am-1:05 am

2 stops28h 50m

Bangkok Suvarnabhumi

Wed 10/22

9:50 am-10:50 pm

2 stops27h 00m

$817

RedmondBangkok

RDM - BKK

RDMBKK

Bend/Redmond

Sat 10/4

7:00 am-1:05 am

2 stops28h 05m

Bangkok Suvarnabhumi

Mon 10/6

2:35 am-6:46 pm

2 stops30h 11m

$817

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Sun 11/2

7:00 am-12:45 am

2 stops26h 45m

Bangkok Suvarnabhumi

Wed 11/5

11:15 pm-4:29 pm

2 stops32h 14m

$839

RedmondBangkok

RDM - BKK

RDMBKK

Bend/Redmond

Wed 11/5

7:00 am-1:25 pm

2 stops39h 25m

Bangkok Suvarnabhumi

Sun 11/9

9:30 pm-6:54 pm

2 stops36h 24m

$839

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Sun 9/28

6:00 am-4:35 am

2 stops32h 35m

Bangkok Suvarnabhumi

Wed 10/8

9:35 am-10:51 pm

2 stops27h 16m

$840

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Tue 10/28

7:00 am-9:30 pm

2 stops24h 30m

Bangkok Suvarnabhumi

Tue 11/11

12:55 am-3:30 pm

2 stops29h 35m

$844

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 60 results
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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, September is the cheapest month in which you can book a flight from Oregon to Bangkok (average of $900). Flying from Oregon to Bangkok in December is currently the most expensive (average of $1,507). 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 September 16, 2025.

When flying from Oregon to Bangkok, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 $844, Delta can have you in Bangkok from Oregon in 25h 20m. Airlines will cover a distance of 7640 mi. This flight may include one or multiple stops.

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

    Most travelers choose Portland - Bangkok Suvarnabhumi, Boise Air Term. Gowen Fld - Bangkok Suvarnabhumi or Medford - 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, September is the cheapest month in which you can book a flight from Oregon to Bangkok (average of $900). Flying from Oregon to Bangkok in December is currently the most expensive (average of $1,507). 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

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Alternative routes for Oregon to Bangkok

See prices for flight routes from nearby airports that may be better suited for you.
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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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$227Average$1,040FlexibilityNo cancel feeOn-timeN/A
China EasternCheapest$750Average$871FlexibilityNo cancel feeOn-time62%
Japan AirlinesCheapest$781Average$1,017FlexibilityNo cancel feeOn-time79%
ANACheapest$793Average$978FlexibilityNo cancel feeOn-time80%
Korean AirCheapest$795Average$975FlexibilityNo cancel feeOn-time81%
United AirlinesCheapest$817Average$1,067FlexibilityNo cancel feeOn-time69%
Singapore AirlinesCheapest$820Average$996FlexibilityNo cancel feeOn-time81%
STARLUX AirlinesCheapest$832Average$961FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$837Average$916FlexibilityNo cancel feeOn-time70%
Qatar AirwaysCheapest$864Average$874FlexibilityNo cancel feeOn-time68%

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