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Southeast Asia

$402+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
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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 April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$707
(Air Canada)

One-way from

$402
(China Airlines)

Popular in

December

Cheapest in

September

Average price

$1,067
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From Oregon to Southeast Asia
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One-way flight from Oregon to Southeast Asia
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Highest demand for flights based on searches. 11% potential increase in price ($161 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 24, 2025.

This Air Canada deal was found by Cheapflights users on 4/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:40 pmPDX - SIN
1 stop20h 25mAir Canada
Thu 9/259:10 amSIN - PDX
1 stop20h 36mAir Canada
Deal found 4/23$707
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sat 4/266:00 amPDX - SIN
1 stop21h 25mUnited Airlines
Sat 5/248:45 amSIN - PDX
1 stop21h 01mUnited Airlines
Deal found 4/23$769
This Delta deal was found by Cheapflights users on 4/24. 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 7/166:15 amEUG - BKK
2 stops28h 50mDelta
Wed 9/242:35 amBKK - EUG
2 stops27h 53mDelta
Deal found 4/24$793
This StudentUniverse deal was found by Cheapflights users on 4/23. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/206:05 amMFR - BKK
2 stops29h 00mKorean Air
Sun 10/269:30 pmBKK - MFR
2 stops33h 14mKorean Air
Deal found 4/23$795
This Delta deal was found by Cheapflights users on 4/23. 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 8/245:21 pmMFR - BKK
2 stops41h 44mDelta
Tue 9/162:35 amBKK - MFR
2 stops34h 34mDelta
Deal found 4/23$798
This China Airlines deal was found by Cheapflights users on 4/22. 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.
Sun 9/75:45 pmPDX - SGN
2 stops25h 55mMultiple Airlines
Sat 10/45:30 pmSGN - PDX
2 stops20h 23mMultiple Airlines
Deal found 4/22$799
This Korean Air deal was found by Cheapflights users on 4/23. 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 10/286:15 amEUG - BKK
2 stops28h 30mKorean Air
Tue 11/111:00 amBKK - EUG
2 stops30h 28mKorean Air
Deal found 4/23$799
This StudentUniverse deal was found by Cheapflights users on 4/22. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/197:10 amPDX - SIN
2 stops29h 50mKorean Air
Tue 12/210:30 pmSIN - PDX
2 stops33h 42mKorean Air
Deal found 4/22$804
This Air Canada deal was found by Cheapflights users on 4/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/23:25 pmPDX - SIN
2 stops40h 55mMultiple Airlines
Sat 10/118:00 amSIN - PDX
2 stops25h 46mMultiple Airlines
Deal found 4/23$820
This Gurufare deal was found by Cheapflights users on 4/23. 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.
Tue 9/97:00 amPDX - DPS
2 stops26h 05mSingapore Airlines
Tue 9/239:45 pmDPS - PDX
2 stops31h 05mSingapore Airlines
Deal found 4/23$824
This Fareboom deal was found by Cheapflights users on 4/23. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/305:45 amMFR - BKK
2 stops27h 15mJapan Airlines
Wed 10/228:05 amBKK - MFR
2 stops20h 55mJapan Airlines
Deal found 4/23$826
This oojo deal was found by Cheapflights users on 4/23. 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 11/274:00 pmPDX - SGN
2 stops27h 00mChina Airlines
Sat 12/135:50 pmSGN - PDX
2 stops21h 03mChina Airlines
Deal found 4/23$834

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 April 24, 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

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Thu 9/4

7:40 pm-7:05 am

1 stop20h 25m

Singapore Changi

Thu 9/25

9:10 am-2:46 pm

1 stop20h 36m

$707

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Wed 7/16

6:15 am-1:05 am

2 stops28h 50m

Bangkok Suvarnabhumi

Wed 9/24

2:35 am-4:28 pm

2 stops27h 53m

$793

MedfordBangkok

MFR - BKK

MFRBKK

Medford

Mon 10/20

6:05 am-1:05 am

2 stops29h 00m

Bangkok Suvarnabhumi

Sun 10/26

9:30 pm-4:44 pm

2 stops33h 14m

$795

MedfordBangkok

MFR - BKK

MFRBKK

Medford

Sun 8/24

5:21 pm-1:05 am

2 stops41h 44m

Bangkok Suvarnabhumi

Tue 9/16

2:35 am-11:09 pm

2 stops34h 34m

$798

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sun 9/7

5:45 pm-9:40 am

2 stops25h 55m

Ho Chi Minh City

Sat 10/4

5:30 pm-11:53 pm

2 stops20h 23m

$799

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Wed 5/21

6:11 am-5:00 am

2 stops31h 49m

Singapore Changi

Wed 5/28

7:30 am-2:50 pm

2 stops22h 20m

$808

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Thu 10/2

3:25 pm-11:20 pm

2 stops40h 55m

Singapore Changi

Sat 10/11

8:00 am-6:46 pm

2 stops25h 46m

$820

MedfordBangkok

MFR - BKK

MFRBKK

Medford

Tue 9/30

5:45 am-11:00 pm

2 stops27h 15m

Bangkok Suvarnabhumi

Wed 10/22

8:05 am-3:00 pm

2 stops20h 55m

$826

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Wed 9/17

7:00 am-7:10 pm

1 stop21h 10m

Singapore Changi

Tue 9/30

9:15 am-1:50 pm

1 stop19h 35m

$836

EugeneBangkok

EUG - BKK

EUGBKK

Eugene

Sun 9/28

6:15 am-1:05 am

2 stops28h 50m

Bangkok Suvarnabhumi

Tue 10/7

2:35 am-4:28 pm

2 stops27h 53m

$839

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 60 results
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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, March is the cheapest month in which you can book a flight from Oregon to Southeast Asia (average of $958). Flying from Oregon to Southeast Asia in December is currently the most expensive (average of $1,574). 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 April 24, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to Southeast Asia as you normally would.

Rainfall in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Asia ranges from 0.4 - 15.7 inches per month. July is typically the wettest month, when rainfall can reach 15.7 in. February is typically the driest time to visit Southeast Asia when rainfall is around 0.4 in.

Temperature in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated April 24, 2025.
Peruse reviews from past customers who have flown with STARLUX Airlines, EVA Air and Korean Air from Oregon to Southeast Asia to help guide your decision. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Comfort

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
STARLUX Airlines
9.1
Wonderful
157 reviews
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Comfort

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
EVA Air
8.4
Very good
1,180 reviews
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Comfort

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Korean Air
8.4
Very good
1,062 reviews
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Comfort

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Japan Airlines
8.3
Very good
1,452 reviews
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Comfort

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
China Airlines
8.3
Very good
727 reviews
STARLUX Airlines
9.1
Wonderful
157 reviews

Entertainment

9.0

Comfort

9.0

Crew

9.3

Boarding

9.0

Food

8.9

Overall

9.1

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

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.

  • 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 $435 on Air Canada. Other airlines that offer cheap prices include Qatar Airways from $451 and Delta from $458 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, March is the cheapest month in which you can book a flight from Oregon to Southeast Asia (average of $958). Flying from Oregon to Southeast Asia in December is currently the most expensive (average of $1,574). 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 Southeast Asia

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 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$479Average$1,237FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$727Average$1,048FlexibilityNo cancel feeOn-time67%
China EasternCheapest$750Average$871FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$770Average$1,184FlexibilityNo cancel feeOn-time69%
DeltaCheapest$791Average$1,204FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$792Average$1,306FlexibilityNo cancel feeOn-time81%
Qatar AirwaysCheapest$866Average$1,499FlexibilityNo cancel feeOn-time68%
ANACheapest$878Average$1,028FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$892Average$987FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$911Average$956FlexibilityNo cancel feeOn-time71%

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