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Oregon

$445+ Cheap flights from Singapore to Oregon

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 11/6. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — PDX
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Singapore to Oregon

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

Round-trip from

$763
(Air Canada)

One-way from

$445
(FlightHub)

Popular in

April

Cheapest in

August

Average price

$1,194
From Singapore to Oregon
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One-way flight from Singapore to Oregon
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Highest demand for flights based on searches. 11% potential increase in price ($160 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Singapore to Oregon

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

This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/91:45 amSIN - PDX
2 stops22h 35mMultiple Airlines
Thu 11/201:00 pmPDX - SIN
2 stops26h 00mMultiple Airlines
Deal found 7/28$763
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/119:10 amSIN - PDX
1 stop28h 51mAir Canada
Fri 11/213:15 pmPDX - SIN
1 stop23h 45mAir Canada
Deal found 7/29$810
This CheapTickets deal was found by Cheapflights users on 7/29. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/111:10 amSIN - BOI
2 stops28h 44mMultiple Airlines
Fri 9/196:35 amBOI - SIN
2 stops32h 25mMultiple Airlines
Deal found 7/29$976
This Expedia deal was found by Cheapflights users on 7/29. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/112:00 pmSIN - PDX
2 stops23h 45mSTARLUX Airlines
Fri 11/218:38 pmPDX - SIN
2 stops24h 47mSTARLUX Airlines
Deal found 7/29$1,021
This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/128:40 pmSIN - PDX
1 stop36h 52mUnited Airlines
Fri 9/195:40 pmPDX - SIN
1 stop33h 45mUnited Airlines
Deal found 7/29$1,372
This Jettzy deal was found by Cheapflights users on 7/30. 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 Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/91:30 amSIN - BOI
2 stops26h 42mKorean Air
Fri 11/218:40 amBOI - SIN
2 stops29h 20mKorean Air
Deal found 7/30$1,473
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/91:30 amSIN - BOI
2 stops37h 29mDelta
Fri 11/217:30 amBOI - SIN
2 stops25h 40mDelta
Deal found 7/29$1,485
This Cathay Pacific deal was found by Cheapflights users on 7/29. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/61:25 amSIN - PDX
2 stops28h 25mCathay Pacific
Tue 11/115:41 pmPDX - SIN
2 stops27h 24mCathay Pacific
Deal found 7/29$1,641
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/1010:10 amSIN - BOI
2 stops42h 20mUnited Airlines
Fri 11/212:40 pmBOI - SIN
1 stop38h 35mUnited Airlines
Deal found 7/30$1,650
This KLM deal was found by Cheapflights users on 7/29. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1012:40 amSIN - PDX
1 stop25h 40mKLM
Fri 11/211:25 pmPDX - SIN
1 stop34h 50mKLM
Deal found 7/29$2,067
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/101:10 amSIN - PDX
2 stops33h 08mDelta
Thu 11/2012:40 amPDX - SIN
2 stops31h 30mDelta
Deal found 7/29$5,274

Cheapflights Fare Finder

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

Fly from

Singapore

Fly to

Oregon

Route

Depart

Return

Price

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 10/9

1:45 am-9:20 am

2 stops22h 35m

Portland

Thu 11/20

1:00 pm-7:00 am

2 stops26h 00m

$763

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 10/11

9:10 am-11:01 pm

1 stop28h 51m

Portland

Fri 11/21

3:15 pm-7:00 am

1 stop23h 45m

$810

SingaporeBoise

SIN - BOI

SINBOI

Singapore Changi

Thu 9/11

1:10 am-3:54 pm

2 stops28h 44m

Boise Air Term. Gowen Fld

Fri 9/19

6:35 am-5:00 am

2 stops32h 25m

$976

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Sat 10/11

2:00 pm-10:45 pm

2 stops23h 45m

Portland

Fri 11/21

8:38 pm-1:25 pm

2 stops24h 47m

$1,021

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 9/12

8:40 pm-6:32 pm

1 stop36h 52m

Portland

Fri 9/19

5:40 pm-6:25 pm

1 stop33h 45m

$1,372

SingaporeBoise

SIN - BOI

SINBOI

Singapore Changi

Sun 11/9

1:30 am-1:12 pm

2 stops26h 42m

Boise Air Term. Gowen Fld

Fri 11/21

8:40 am-5:00 am

2 stops29h 20m

$1,473

SingaporeBoise

SIN - BOI

SINBOI

Singapore Changi

Sun 11/9

1:30 am-11:59 pm

2 stops37h 29m

Boise Air Term. Gowen Fld

Fri 11/21

7:30 am-12:10 am

2 stops25h 40m

$1,485

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Thu 11/6

1:25 am-1:50 pm

2 stops28h 25m

Portland

Tue 11/11

5:41 pm-1:05 pm

2 stops27h 24m

$1,641

SingaporeBoise

SIN - BOI

SINBOI

Singapore Changi

Mon 11/10

10:10 am-1:30 pm

2 stops42h 20m

Boise Air Term. Gowen Fld

Fri 11/21

2:40 pm-8:15 pm

1 stop38h 35m

$1,650

SingaporePortland

SIN - PDX

SINPDX

Singapore Changi

Fri 10/10

12:40 am-11:20 am

1 stop25h 40m

Portland

Fri 11/21

1:25 pm-4:15 pm

1 stop34h 50m

$2,067

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 19 results
1
2

Best time to book a flight from Singapore to Oregon

Have a flexible travel schedule? Discover the best time to fly to Oregon from Singapore 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 Singapore to Oregon

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

Currently, November is the cheapest month in which you can book a flight from Singapore to Oregon (average of $277). Flying from Singapore to Oregon in March is currently the most expensive (average of $368). 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.

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. 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 Oregon. Reviews last updated July 30, 2025.
Read through reviews of airlines operating flights from Singapore to Oregon, such as STARLUX Airlines, EVA Air, and Korean Air. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Boarding

9.0

Food

8.8

Comfort

8.9

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
199 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Boarding

9.0

Food

8.8

Comfort

8.9

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,222 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Boarding

9.0

Food

8.8

Comfort

8.9

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,121 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Boarding

9.0

Food

8.8

Comfort

8.9

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
754 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Boarding

9.0

Food

8.8

Comfort

8.9

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Singapore Airlines
8.1
Very good
1,338 reviews
STARLUX Airlines
9.0
Wonderful
199 reviews

Crew

9.3

Entertainment

8.9

Boarding

9.0

Food

8.8

Comfort

8.9

Overall

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Oregon. 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 Singapore to Oregon one-way?

    The cheapest airlines for a one-way flight from Singapore to Oregon are Air Canada ($445), China Airlines ($614), and Singapore Airlines ($880).

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

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

  • How can I find direct flights from Singapore to Oregon?

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

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

    Yes. Cheapflights offers flight deals from Singapore to Oregon 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 Singapore to Oregon?

    Currently, November is the cheapest month in which you can book a flight from Singapore to Oregon (average of $277). Flying from Singapore to Oregon in March is currently the most expensive (average of $368). 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 Singapore to Oregon

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