HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Southeast Asia

$352+ Cheap flights from Oregon to Southeast Asia

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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oregon to Southeast Asia 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 Southeast Asia

Keep the following information in mind while searching for Oregon to Southeast Asia flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

Gurufare
3 stars

Round-trip from

$763
(FlightHub)

One-way from

$352
(SmartFares)

Popular in

December

Cheapest in

September

Average price

$1,017
Provider with most accurate pricing for Portland-Manila Ninoy Aquino Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Manila Ninoy Aquino Intl flights.
Search Deals
From Oregon to Southeast Asia
Search Deals
One-way flight from Oregon to Southeast Asia
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($176 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Oregon to Southeast Asia

Cheapest flights from Oregon to Southeast Asia
Explore the most affordable flight options available from Oregon to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This oojo deal was found by Cheapflights users on 10/29. 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 11/56:05 pmBOI - BKK
2 stops28h 30mSTARLUX Airlines
Wed 12/101:45 pmBKK - BOI
2 stops22h 00mSTARLUX Airlines
Deal found 10/29$760
This oojo deal was found by Cheapflights users on 10/30. 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 11/195:40 pmBKK - BOI
2 stops42h 40mSTARLUX Airlines
Deal found 10/30$761
This Korean Air deal was found by Cheapflights users on 10/29. 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.
Sun 11/97:00 amEUG - BKK
2 stops26h 45mKorean Air
Thu 11/139:40 amBKK - EUG
2 stops46h 08mKorean Air
Deal found 10/29$783
This FlightHub deal was found by Cheapflights users on 10/30. 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 stops22h 39mSTARLUX Airlines
Deal found 10/30$787
This IEagle deal was found by Cheapflights users on 10/30. 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 11/105:55 pmPDX - BKK
2 stops31h 35mMultiple Airlines
Fri 12/51:45 pmBKK - PDX
2 stops36h 05mMultiple Airlines
Deal found 10/30$792
This oojo deal was found by Cheapflights users on 10/29. 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 11/175:30 pmPDX - BKK
2 stops28h 05mSTARLUX Airlines
Sun 12/75:40 pmBKK - PDX
2 stops42h 40mSTARLUX Airlines
Deal found 10/29$798
This FlightHub deal was found by Cheapflights users on 10/30. 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.
Tue 11/45:30 pmPDX - BKK
2 stops32h 00mSTARLUX Airlines
Thu 11/205:40 pmBKK - PDX
2 stops45h 38mSTARLUX Airlines
Deal found 10/30$801
This SmartFares deal was found by Cheapflights users on 10/28. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/12:50 pmPDX - BKK
2 stops31h 45mMultiple Airlines
Mon 11/35:40 pmBKK - PDX
2 stops42h 10mMultiple Airlines
Deal found 10/28$805
This oojo deal was found by Cheapflights users on 10/30. 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.
Sun 11/239:48 pmPDX - SGN
2 stops45h 12mChina Airlines
Wed 12/35:50 pmSGN - PDX
2 stops30h 46mChina Airlines
Deal found 10/30$806
This SmartFares deal was found by Cheapflights users on 10/29. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/33:29 pmPDX - BKK
2 stops30h 36mMultiple Airlines
Tue 11/182:35 amBKK - PDX
2 stops33h 15mMultiple Airlines
Deal found 10/29$806
This oojo deal was found by Cheapflights users on 10/29. 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 stops40h 37mChina Airlines
Tue 11/182:35 amBKK - BOI
2 stops34h 27mChina Airlines
Deal found 10/29$807
This IEagle deal was found by Cheapflights users on 10/28. 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.
Sat 11/155:55 pmPDX - BKK
2 stops27h 40mMultiple Airlines
Sat 11/221:45 pmBKK - PDX
2 stops31h 33mMultiple Airlines
Deal found 10/28$807

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to Southeast Asia 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 30, 2025.
Use the filters below to find and compare flights from Oregon to Southeast Asia that are best for you.

Fly from

Oregon

Fly to

Southeast Asia

Route

Depart

Return

Price

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Wed 4/1

6:15 am-9:45 pm

2 stops25h 30m

Bangkok Suvarnabhumi

Wed 4/29

9:40 pm-4:31 pm

2 stops32h 51m

$783

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Wed 2/25

6:15 am-11:20 pm

2 stops26h 05m

Bangkok Suvarnabhumi

Mon 3/9

9:30 pm-4:27 pm

2 stops32h 57m

$783

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Mon 1/12

6:04 am-11:20 pm

2 stops26h 16m

Bangkok Suvarnabhumi

Sat 3/21

9:40 am-4:27 pm

2 stops44h 47m

$783

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Tue 2/17

6:15 am-9:30 pm

2 stops24h 15m

Bangkok Suvarnabhumi

Wed 3/18

2:05 am-4:27 pm

2 stops28h 22m

$783

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Sun 11/9

7:00 am-12:45 am

2 stops26h 45m

Bangkok Suvarnabhumi

Wed 11/12

12:55 am-4:48 pm

2 stops30h 53m

$783

BoiseBangkok

BOI - BKK

BOIBKK

Boise Air Term. Gowen Fld

Tue 3/3

6:00 pm-4:30 pm

2 stops32h 30m

Bangkok Suvarnabhumi

Sun 3/15

5:40 pm-10:20 pm

2 stops41h 40m

$787

PortlandBangkok

PDX - BKK

PDXBKK

Portland

Thu 1/22

5:51 pm-1:05 pm

2 stops28h 14m

Bangkok Suvarnabhumi

Sun 2/8

2:35 am-9:36 am

2 stops46h 01m

$797

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 11/23

9:48 pm-10:00 am

2 stops45h 12m

Ho Chi Minh City

Wed 12/3

5:50 pm-9:36 am

2 stops30h 46m

$806

BoiseBangkok

BOI - BKK

BOIBKK

Boise Air Term. Gowen Fld

Mon 2/16

6:00 pm-12:35 pm

2 stops28h 35m

Bangkok Suvarnabhumi

Wed 2/25

5:40 pm-10:20 pm

2 stops42h 40m

$811

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Thu 2/26

7:30 am-12:15 am

2 stops25h 45m

Ho Chi Minh City

Fri 3/27

6:00 am-6:45 pm

2 stops26h 45m

$812

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

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

Best time to book a flight from Oregon to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia 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 Southeast Asia

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

Currently, July is the cheapest month in which you can book a flight from Oregon to Southeast Asia (average of $227). Flying from Oregon to Southeast Asia in December 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.

What is the cheapest time of day to fly from OR to YJX?

Find hourly flight availability from Oregon to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Oregon to Southeast Asia in the morning. Doing so could potentially save you 4% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Oregon to Southeast Asia?

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

Travelers seeking maximum savings on their Oregon to Southeast Asia flight should consider departing on Wednesday mornings when fares are most often at their lowest. Saturday evenings 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 Southeast Asia. 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 Southeast Asia?

    Airlines like Korean Air, STARLUX Airlines, and China Airlines fly from Oregon to Southeast Asia in about 25h 30m. The time it takes to get you to your destination can typically vary by up to 19h 42m. There are 7575 mi between Oregon and Southeast Asia. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $399 on STARLUX Airlines. Other airlines that offer cheap prices include United Airlines from $437 and Korean Air from $529 one-way.

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

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

  • How can I find direct flights from Oregon to Southeast Asia?

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

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

    Yes. Cheapflights offers flight deals from Oregon to Southeast Asia 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 Southeast Asia?

    Currently, July is the cheapest month in which you can book a flight from Oregon to Southeast Asia (average of $227). Flying from Oregon to Southeast Asia in December 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

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 Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Haneda flights
John F Kennedy Intl to Haneda flights
Los Angeles to Narita flights
San Francisco to Haneda flights
Newark to Narita flights
Newark to Haneda flights
Newark to New Delhi flights
Seattle to Narita flights
Seattle to Haneda flights
Los Angeles to Manila flights
San Francisco to Narita flights
John F Kennedy Intl to Narita flights
John F Kennedy Intl to New Delhi flights
Los Angeles to Suvarnabhumi flights
John F Kennedy Intl to Suvarnabhumi flights
John F Kennedy Intl to Mumbai flights
San Francisco to New Delhi flights
San Francisco to Manila flights
John F Kennedy Intl to Ahmedabad flights
Dallas/Fort Worth to Narita flights
LaGuardia to Haneda flights
Dallas/Fort Worth to Haneda flights
Newark to Suvarnabhumi flights
Ontario to Narita flights
LaGuardia to Narita flights
O'Hare Intl to Narita flights
Newark to Ahmedabad flights
Newark to Mumbai flights
O'Hare Intl to Haneda flights
LaGuardia to Suvarnabhumi flights
Seattle to Suvarnabhumi flights
Dulles Intl to Haneda flights
LaGuardia to New Delhi flights
San Francisco to Taiwan Taoyuan Intl flights
San Francisco to Suvarnabhumi flights
Boston to Narita flights
John F Kennedy Intl to Hong Kong flights
Los Angeles to Incheon Intl flights
Dallas/Fort Worth to Hyderabad flights
Hobby to Haneda flights
John F Kennedy Intl to Taiwan Taoyuan Intl flights
Honolulu to Narita flights
O'Hare Intl to Suvarnabhumi flights
Los Angeles to Taiwan Taoyuan Intl flights
Dallas/Fort Worth to Suvarnabhumi flights
Dulles Intl to Suvarnabhumi flights
John F Kennedy Intl to Incheon Intl flights
John F Kennedy Intl to Manila flights
Los Angeles to Ho Chi Minh City flights
LaGuardia to Mumbai flights

Top 10 airlines flying from Oregon to Southeast Asia

Discover the top 10 airlines that operate flights from Oregon to Southeast Asia. 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$227Average$1,018FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$694Average$1,008FlexibilityNo cancel feeOn-time67%
China EasternCheapest$750Average$899FlexibilityNo cancel feeOn-time62%
STARLUX AirlinesCheapest$765Average$940FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$770Average$1,167FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$776Average$965FlexibilityNo cancel feeOn-time79%
Singapore AirlinesCheapest$779Average$1,287FlexibilityNo cancel feeOn-time81%
China AirlinesCheapest$782Average$958FlexibilityNo cancel feeOn-time70%
Korean AirCheapest$783Average$1,060FlexibilityNo cancel feeOn-time81%
ANACheapest$788Average$975FlexibilityNo cancel feeOn-time80%

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.