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$341+ 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
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 October 20, 2025.

Round-trip from

$747
(CrystalTravel)

One-way from

$341
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$957
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. 10% potential increase in price ($131 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($46 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 20, 2025.

This oojo deal was found by Cheapflights users on 10/18. 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 11/54:57 pmBOI - BKK
2 stops29h 38mSTARLUX Airlines
Wed 12/101:45 pmBKK - BOI
2 stops22h 00mSTARLUX Airlines
Deal found 10/18$758
This oojo deal was found by Cheapflights users on 10/19. 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 10/285:45 pmEUG - BKK
2 stops32h 45mMultiple Airlines
Wed 11/121:45 pmBKK - EUG
2 stops22h 25mMultiple Airlines
Deal found 10/19$758
This oojo deal was found by Cheapflights users on 10/20. 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 11/54:57 pmBOI - BKK
2 stops33h 33mSTARLUX Airlines
Wed 11/191:45 pmBKK - BOI
2 stops20h 25mSTARLUX Airlines
Deal found 10/20$759
This Korean Air deal was found by Cheapflights users on 10/18. 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.
Mon 12/17:00 amRDM - BKK
2 stops39h 25mKorean Air
Sat 12/272:05 amBKK - RDM
2 stops27h 46mKorean Air
Deal found 10/18$784
This FlightHub deal was found by Cheapflights users on 10/19. 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.
Mon 11/176:05 pmBOI - BKK
2 stops32h 25mSTARLUX Airlines
Mon 11/241:45 pmBKK - BOI
2 stops21h 17mSTARLUX Airlines
Deal found 10/19$787
This CrystalTravel deal was found by Cheapflights users on 10/18. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/82:20 pmBOI - BKK
2 stops32h 15mSTARLUX Airlines
Sun 11/231:45 pmBKK - BOI
2 stops22h 39mSTARLUX Airlines
Deal found 10/18$791
This oojo deal was found by Cheapflights users on 10/19. 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.
Thu 11/272:30 pmPDX - BKK
2 stops35h 00mMultiple Airlines
Wed 12/101:45 pmBKK - PDX
2 stops22h 35mMultiple Airlines
Deal found 10/19$801
This China Airlines deal was found by Cheapflights users on 10/20. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/292:50 pmPDX - BKK
2 stops29h 00mMultiple Airlines
Wed 11/195:50 pmBKK - PDX
2 stops30h 50mMultiple Airlines
Deal found 10/20$802
This KAYAK deal was found by Cheapflights users on 10/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/35:30 pmPDX - BKK
2 stops28h 05mSTARLUX Airlines
Sat 11/221:45 pmBKK - PDX
2 stops24h 15mSTARLUX Airlines
Deal found 10/19$803
This oojo deal was found by Cheapflights users on 10/19. 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.
Thu 10/238:26 pmBOI - BKK
2 stops31h 14mMultiple Airlines
Fri 11/211:45 pmBKK - BOI
2 stops22h 39mMultiple Airlines
Deal found 10/19$807
This oojo deal was found by Cheapflights users on 10/20. 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 11/56:58 pmBOI - BKK
2 stops31h 47mChina Airlines
Tue 11/182:35 amBKK - BOI
2 stops34h 27mChina Airlines
Deal found 10/20$808
This oojo deal was found by Cheapflights users on 10/19. 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 11/289:30 pmPDX - BKK
2 stops48h 05mMultiple Airlines
Fri 12/51:45 pmBKK - PDX
2 stops20h 17mMultiple Airlines
Deal found 10/19$808

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 October 20, 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

Wed 11/5

5:45 pm-4:30 pm

2 stops31h 45m

Bangkok Suvarnabhumi

Sun 11/9

1:45 pm-9:10 pm

2 stops22h 25m

$758

BoiseBangkok

BOI - BKK

BOIBKK

Boise Air Term. Gowen Fld

Wed 11/5

6:05 pm-12:35 pm

2 stops28h 30m

Bangkok Suvarnabhumi

Wed 12/10

1:45 pm-9:45 pm

2 stops22h 00m

$759

BoiseBangkok

BOI - BKK

BOIBKK

Boise Air Term. Gowen Fld

Tue 3/3

8:30 pm-12:35 pm

2 stops26h 05m

Bangkok Suvarnabhumi

Sun 3/15

5:40 pm-11:55 pm

2 stops43h 15m

$776

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Thu 1/15

6:15 am-11:20 pm

2 stops26h 05m

Bangkok Suvarnabhumi

Fri 2/13

12:55 am-11:14 pm

2 stops37h 19m

$778

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Mon 1/12

6:15 am-12:45 am

2 stops27h 30m

Bangkok Suvarnabhumi

Thu 2/19

9:30 pm-11:14 pm

2 stops40h 44m

$778

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Sun 1/11

6:15 am-12:45 am

2 stops27h 30m

Bangkok Suvarnabhumi

Thu 2/19

9:30 pm-11:14 pm

2 stops40h 44m

$778

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Wed 1/14

6:15 am-12:45 am

2 stops27h 30m

Bangkok Suvarnabhumi

Fri 2/13

12:55 am-11:14 pm

2 stops37h 19m

$778

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Sun 2/15

6:15 am-12:45 am

2 stops27h 30m

Bangkok Suvarnabhumi

Mon 3/9

9:40 am-11:50 pm

2 stops28h 10m

$778

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Sun 2/15

6:15 am-11:20 pm

2 stops26h 05m

Bangkok Suvarnabhumi

Sat 3/7

12:55 am-10:14 pm

2 stops36h 19m

$778

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Fri 1/16

6:15 am-12:45 am

2 stops27h 30m

Bangkok Suvarnabhumi

Sat 2/14

9:40 am-11:14 pm

2 stops28h 34m

$778

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

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, July is the cheapest month in which you can book a flight from Oregon to Bangkok (average of $227). Flying from Oregon to Bangkok in June is currently the most expensive (average of $979). 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 October 20, 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 at noon could potentially save you up to 17% 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 $778, STARLUX Airlines can have you in Bangkok from Oregon in 26h 05m. 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 STARLUX Airlines. According to our data, you can fly for as low as $397. Users have also found prices from $454 and $457 on Delta and Korean Air, respectively.

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

    Most travelers choose Portland - Bangkok Suvarnabhumi, Eugene - Bangkok Suvarnabhumi or Boise Air Term. Gowen Fld - 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 $227). Flying from Oregon to Bangkok in June is currently the most expensive (average of $979). 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

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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 October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$227Average$1,019FlexibilityNo cancel feeOn-timeN/A
China EasternCheapest$750Average$899FlexibilityNo cancel feeOn-time62%
Japan AirlinesCheapest$776Average$964FlexibilityNo cancel feeOn-time79%
Korean AirCheapest$783Average$953FlexibilityNo cancel feeOn-time81%
ANACheapest$793Average$978FlexibilityNo cancel feeOn-time80%
STARLUX AirlinesCheapest$797Average$957FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$805Average$999FlexibilityNo cancel feeOn-time69%
Singapore AirlinesCheapest$820Average$1,113FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$837Average$909FlexibilityNo cancel feeOn-time70%
Qatar AirwaysCheapest$864Average$874FlexibilityNo cancel feeOn-time68%

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