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Southeast Asia

$432+ 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 4/19. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BKK
Apr 9 — Apr 161
Wed 4/9
Wed 4/16
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 4, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$706
(Air Canada)

One-way from

$432
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$1,083
Provider with most accurate pricing for Portland-Manila Ninoy Aquino Intl flight deals.
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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. 10% potential increase in price ($141 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($37 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 4, 2025.

This Air Canada deal was found by Cheapflights users on 4/4. 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 9/43:25 pmPDX - SIN
1 stop24h 40mAir Canada
Thu 9/259:10 amSIN - PDX
1 stop28h 46mAir Canada
Deal found 4/4$706
This United Airlines deal was found by Cheapflights users on 4/3. 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.
Mon 4/281:45 pmPDX - SIN
1 stop26h 00mUnited Airlines
Fri 6/68:45 amSIN - PDX
1 stop27h 02mUnited Airlines
Deal found 4/3$767
This Air Canada deal was found by Cheapflights users on 4/4. 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.
Wed 10/153:25 pmPDX - SIN
2 stops40h 55mMultiple Airlines
Tue 10/282:20 amSIN - PDX
2 stops22h 14mMultiple Airlines
Deal found 4/4$779
This StudentUniverse deal was found by Cheapflights users on 4/3. 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.
Sun 9/79:10 amPDX - SIN
2 stops28h 50mKorean Air
Wed 9/101:10 amSIN - PDX
2 stops30h 56mKorean Air
Deal found 4/3$786
This Delta deal was found by Cheapflights users on 4/3. 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 5/47:23 amPDX - SIN
2 stops30h 37mDelta
Mon 6/97:30 amSIN - PDX
2 stops31h 28mDelta
Deal found 4/3$801
This Justfly.com deal was found by Cheapflights users on 4/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/177:00 amPDX - SIN
1 stop21h 10mSingapore Airlines
Tue 9/309:15 amSIN - PDX
1 stop19h 35mSingapore Airlines
Deal found 4/4$834
This KAYAK deal was found by Cheapflights users on 4/3. 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 4/286:00 amPDX - SIN
2 stops33h 40mANA
Wed 6/411:05 amSIN - PDX
2 stops46h 30mANA
Deal found 4/3$845
This Gurufare deal was found by Cheapflights users on 4/4. 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.
Mon 10/277:00 amPDX - DPS
2 stops25h 55mSingapore Airlines
Mon 11/39:45 pmDPS - PDX
2 stops29h 10mSingapore Airlines
Deal found 4/4$853
This Justfly.com deal was found by Cheapflights users on 4/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/210:10 amPDX - SGN
2 stops44h 40mANA
Mon 11/1711:05 pmSGN - PDX
2 stops34h 19mANA
Deal found 4/3$866
This China Airlines deal was found by Cheapflights users on 4/3. 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.
Sat 9/67:36 pmPDX - SGN
2 stops24h 04mMultiple Airlines
Sat 9/135:30 pmSGN - PDX
2 stops20h 29mMultiple Airlines
Deal found 4/3$873
This FlightHub deal was found by Cheapflights users on 4/4. 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 9/47:00 amPDX - SIN
2 stops26h 20mJapan Airlines
Wed 9/241:55 amSIN - PDX
2 stops34h 35mJapan Airlines
Deal found 4/4$873
This Justfly.com deal was found by Cheapflights users on 4/3. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:05 amPDX - SGN
2 stops26h 00mKorean Air
Sun 5/1811:45 pmSGN - PDX
2 stops30h 23mKorean Air
Deal found 4/3$896

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 4, 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

3:25 pm-7:05 am

1 stop24h 40m

Singapore Changi

Thu 9/25

9:10 am-10:56 pm

1 stop28h 46m

$706

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Mon 4/28

10:21 am-6:45 am

1 stop29h 24m

Singapore Changi

Tue 6/3

8:45 am-6:35 pm

1 stop24h 50m

$767

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Thu 9/4

6:15 am-12:50 am

2 stops27h 35m

Singapore Changi

Thu 9/25

9:10 am-12:19 am

2 stops30h 09m

$783

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Sun 9/7

9:10 am-5:00 am

2 stops28h 50m

Singapore Changi

Wed 9/10

1:10 am-5:06 pm

2 stops30h 56m

$786

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Sun 5/4

7:23 am-5:00 am

2 stops30h 37m

Singapore Changi

Mon 6/9

7:30 am-11:58 pm

2 stops31h 28m

$801

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

$834

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Mon 4/28

6:00 am-6:40 am

2 stops33h 40m

Singapore Changi

Wed 6/4

11:05 am-6:35 pm

2 stops46h 30m

$845

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Wed 10/1

10:10 am-9:55 pm

2 stops45h 45m

Ho Chi Minh City

Tue 10/21

11:15 pm-6:46 pm

2 stops33h 31m

$868

PortlandSingapore

PDX - SIN

PDXSIN

Portland

Thu 9/4

7:00 am-12:20 am

2 stops26h 20m

Singapore Changi

Wed 9/24

1:55 am-9:30 pm

2 stops34h 35m

$873

PortlandHo Chi Minh City

PDX - SGN

PDXSGN

Portland

Sat 9/6

7:36 pm-9:40 am

2 stops24h 04m

Ho Chi Minh City

Sat 9/13

5:30 pm-11:59 pm

2 stops20h 29m

$873

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/2

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 4, 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 4, 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
148 reviews

Comfort

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
STARLUX Airlines
9.1
Wonderful
148 reviews
STARLUX Airlines
9.1
Wonderful
148 reviews

Comfort

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
EVA Air
8.4
Very good
1,170 reviews
STARLUX Airlines
9.1
Wonderful
148 reviews

Comfort

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Korean Air
8.4
Very good
1,053 reviews
STARLUX Airlines
9.1
Wonderful
148 reviews

Comfort

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
Japan Airlines
8.3
Very good
1,441 reviews
STARLUX Airlines
9.1
Wonderful
148 reviews

Comfort

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.
ANA
8.3
Very good
835 reviews
STARLUX Airlines
9.1
Wonderful
148 reviews

Comfort

9.0

Entertainment

9.0

Overall

9.1

Crew

9.3

Food

8.9

Boarding

9.0

Reviews

1 / 5
10.0
Excellent

Andrew,Jan 2025

LAX - TPE

Crew were attentive from start to finish. Each meal was amazing. IFE screen was huge and had quite a bit of western movies, however the tv shows were lacking.

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 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$479Average$1,235FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$727Average$1,105FlexibilityNo cancel feeOn-time67%
China EasternCheapest$750Average$871FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$770Average$1,152FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$792Average$1,319FlexibilityNo cancel feeOn-time81%
DeltaCheapest$800Average$1,182FlexibilityNo cancel feeOn-timeN/A
Qatar AirwaysCheapest$866Average$1,492FlexibilityNo cancel feeOn-time68%
Japan AirlinesCheapest$892Average$989FlexibilityNo cancel feeOn-time79%
ANACheapest$899Average$1,029FlexibilityNo cancel feeOn-time80%
American AirlinesCheapest$911Average$956FlexibilityNo cancel feeOn-time71%

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